Chemical Formula for Acetylene (or Ethyne) An acetylene molecule has two carbon atoms bonded by a triple bond and two hydrogen atoms. A step-by-step explanation of how to draw the HCCH Lewis Structure (Ethyne). ethyne (plural ethynes) (organic chemistry, official IUPAC name) The organic compound acetylene. (Ethyne-1-ylium)-2-ylradical. The orientation is in the same straight line and the bond angle is 180 degrees. It can be noted that all four atoms align in a straight line with bond angles of approximately 180o. CBSE Previous Year Question Papers Class 10, CBSE Previous Year Question Papers Class 12, NCERT Solutions Class 11 Business Studies, NCERT Solutions Class 12 Business Studies, NCERT Solutions Class 12 Accountancy Part 1, NCERT Solutions Class 12 Accountancy Part 2, NCERT Solutions For Class 6 Social Science, NCERT Solutions for Class 7 Social Science, NCERT Solutions for Class 8 Social Science, NCERT Solutions For Class 9 Social Science, NCERT Solutions For Class 9 Maths Chapter 1, NCERT Solutions For Class 9 Maths Chapter 2, NCERT Solutions For Class 9 Maths Chapter 3, NCERT Solutions For Class 9 Maths Chapter 4, NCERT Solutions For Class 9 Maths Chapter 5, NCERT Solutions For Class 9 Maths Chapter 6, NCERT Solutions For Class 9 Maths Chapter 7, NCERT Solutions For Class 9 Maths Chapter 8, NCERT Solutions For Class 9 Maths Chapter 9, NCERT Solutions For Class 9 Maths Chapter 10, NCERT Solutions For Class 9 Maths Chapter 11, NCERT Solutions For Class 9 Maths Chapter 12, NCERT Solutions For Class 9 Maths Chapter 13, NCERT Solutions For Class 9 Maths Chapter 14, NCERT Solutions For Class 9 Maths Chapter 15, NCERT Solutions for Class 9 Science Chapter 1, NCERT Solutions for Class 9 Science Chapter 2, NCERT Solutions for Class 9 Science Chapter 3, NCERT Solutions for Class 9 Science Chapter 4, NCERT Solutions for Class 9 Science Chapter 5, NCERT Solutions for Class 9 Science Chapter 6, NCERT Solutions for Class 9 Science Chapter 7, NCERT Solutions for Class 9 Science Chapter 8, NCERT Solutions for Class 9 Science Chapter 9, NCERT Solutions for Class 9 Science Chapter 10, NCERT Solutions for Class 9 Science Chapter 12, NCERT Solutions for Class 9 Science Chapter 11, NCERT Solutions for Class 9 Science Chapter 13, NCERT Solutions for Class 9 Science Chapter 14, NCERT Solutions for Class 9 Science Chapter 15, NCERT Solutions for Class 10 Social Science, NCERT Solutions for Class 10 Maths Chapter 1, NCERT Solutions for Class 10 Maths Chapter 2, NCERT Solutions for Class 10 Maths Chapter 3, NCERT Solutions for Class 10 Maths Chapter 4, NCERT Solutions for Class 10 Maths Chapter 5, NCERT Solutions for Class 10 Maths Chapter 6, NCERT Solutions for Class 10 Maths Chapter 7, NCERT Solutions for Class 10 Maths Chapter 8, NCERT Solutions for Class 10 Maths Chapter 9, NCERT Solutions for Class 10 Maths Chapter 10, NCERT Solutions for Class 10 Maths Chapter 11, NCERT Solutions for Class 10 Maths Chapter 12, NCERT Solutions for Class 10 Maths Chapter 13, NCERT Solutions for Class 10 Maths Chapter 14, NCERT Solutions for Class 10 Maths Chapter 15, NCERT Solutions for Class 10 Science Chapter 1, NCERT Solutions for Class 10 Science Chapter 2, NCERT Solutions for Class 10 Science Chapter 3, NCERT Solutions for Class 10 Science Chapter 4, NCERT Solutions for Class 10 Science Chapter 5, NCERT Solutions for Class 10 Science Chapter 6, NCERT Solutions for Class 10 Science Chapter 7, NCERT Solutions for Class 10 Science Chapter 8, NCERT Solutions for Class 10 Science Chapter 9, NCERT Solutions for Class 10 Science Chapter 10, NCERT Solutions for Class 10 Science Chapter 11, NCERT Solutions for Class 10 Science Chapter 12, NCERT Solutions for Class 10 Science Chapter 13, NCERT Solutions for Class 10 Science Chapter 14, NCERT Solutions for Class 10 Science Chapter 15, NCERT Solutions for Class 10 Science Chapter 16, Important Questions For Class 11 Chemistry, Important Questions For Class 12 Chemistry, CBSE Previous Year Question Papers Class 10 Science, CBSE Previous Year Question Papers Class 12 Physics, CBSE Previous Year Question Papers Class 12 Chemistry, CBSE Previous Year Question Papers Class 12 Biology, ICSE Previous Year Question Papers Class 10 Physics, ICSE Previous Year Question Papers Class 10 Chemistry, ICSE Previous Year Question Papers Class 10 Maths, ISC Previous Year Question Papers Class 12 Physics, ISC Previous Year Question Papers Class 12 Chemistry, ISC Previous Year Question Papers Class 12 Biology. It is unstable in its pure form and thus is usually handled as a solution. Your email address will not be published. It has a molecular formula of {eq}C_2H_2 {/eq}. Ethane is structurally the simplest hydrocarbon that contains a single carbon–carbon bond. L'éthylène est un gaz très réactif. Ethyne, also known as acetylene, is an organic chemical compound with the chemical formula C2H2. Posted on December 23, 2020; By . Molecular Formula. When ethyne is subjected to combustion with oxygen, the flame created is known to have a temperature of roughly 3600 Kelvin. Activity 4.2A Structure of Ethane, Ethene, and Ethyne Direction: In you Answer Sheet 4.2A write your observation on the structural formula of the hydrocarbon shown above. For use in mining activities, calcium carbide is often employed in combination with water to generate acetylene, which is used in lamps. L'éthylène (ou éthène) est un hydrocarbure à deux atomes de carbone, de formule C 2 H 4, ou plus précisément CH 2 =CH 2 (avec une double liaison entre les … In longer alkyne chains, the additional carbon atoms are attached to each other by single covalent bonds. In longer alkyne chains, the additional carbon atoms are attached to each other by single covalent bonds. Required fields are marked *. Avec ses deux atomes de carbone, il se range aux côtés de l'éthane (CH3-CH3) et de l'éthanol (CH3-CH2OH, l'alcool des boissons). structural formula for ethyne. Therefore, it is not uncommon for ethyne to be handled in a solution. The geometry of the molecule is linear, and the structure … This colorless gas (lower hydrocarbons are generally gaseous in nature) is widely used as a fuel and a chemical building block. The table below shows the physical properties of each hydrocarbon in terms of its phase, boiling point and melting point. View CHEMISTRY OF ETHYNE.docx from CHE 455 at Institute of Business Management, Karachi. On remarque les deux atomes de carbone (en noir), maintenus par leur double liaison, et les quatre atomes d'hydrogène (en blanc). Molecular formula of ethyne = C 2 H 2. Un hydrocarbure insaturé devient supraconducteur, Cinquante ans de recherches et de découvertes sciences physiques, Lire la suite : Définition | Planète océan | Futura Sciences, Charte de protection des données personnelles. A chemical formula of Ethyne can therefore be written as: C2H2 The chemical formula of Ethyne shown above is based on the molecular formula indicating the numbers of each type of atom in a molecule without structural information, which is different from the empirical formula which provides the numerical proportions of atoms of each type. Write the molecular formula of ethene and also give three succeeding members with their names. Draw the electron dot structure of ethyne and also its struct structural formula brainly in write molecular electronic i) ethane ethene amp electrin for amixture oxygenis burnt Chemical structure of ethyne The simplest alkyne, ethyne (also known as acetylene), has two carbon atoms and the molecular formula of C 2 H 2. Th… It can also be noted that the bond length of the carbon-hydrogen bond in the ethyne molecule is roughly equal to 106 picometres whereas the carbon-carbon bond length in the molecule is approximately equal to 120.3 picometres. In condensed formula each carbon atom and the attached H (or other atoms) written separetely. A chemical structure of a molecule includes the arrangement of atoms and the chemical bonds that hold the atoms together. … Under standard conditions for temperature and pressure (usually abbreviated to STP), ethyne is known to exist as a colourless gas which does not have any distinct odour. Lewis Structure For H2S - Bent … Since ethyne burns with a very hot flame, one of its most notable applications is in oxyacetylene gas welding and oxyacetylene gas cutting. The melting point of ethyne is roughly equal to -80.8 degrees Celsius (or 192.3 Kelvin). Uncategorized. This compound can also be prepared from the hydrolysis of calcium carbide (a chemical compound with the formula CaC2, also known as calcium acetylide). Alkynes possess a triple covalent bond between C-C atoms whereas alkenes possess a double covalent bond between C-C atoms. Quelle est la différence entre physique et chimie ? Intéressé par ce que vous venez de lire ? Well hmm i'm sorry but that'll take waay too much time. In this way there exists four Sp-orbital in ethyne. The chemical formula for acetylene in written as-. Lewis structure represents every nonbonding valence electron with a dot, but that doesn't apply for ethyne because there are no nonbonding valence electrons. Ethyne is regarded by many to be the simplest alkyne since it consists of only two carbon atoms, which are triply bonded to each other. asked Oct 22 in Chemistry by Jaanvi01 (58.0k points) carbon and its compounds; class-10; 0 votes. Each carbon atom has one hydrogen atom bonded via a single bond. When ethyne is subjected to semi-hydrogenation, it is converted into ethylene (also known as ethene). The density of this compound is known to be approximately equal to 1.097 grams per litre. Ethylene (IUPAC name: ethene) is a hydrocarbon which has the formula C 2 H 4 or H 2 C=CH 2.It is a colorless flammable gas with a faint "sweet and musky" odour when pure. 311 Views C'est un hydrocarbure insaturé car il peut libérer la moitié de cette double liaison pour se lier à d'autres atomes ou molécules. Another vital application of ethyne is in the production of portable lighting. In many cases, a single Lewis structure fails to explain the bonding in a molecule/polyatomic ion due to the presence of partial charges and fractional bonds in it. Ethane is a colorless, odorless, and flammable gas with a chemical formula of C 2 H 6; it has two carbon (C) atoms and six hydrogen (H) atoms. The chemical equation for this reaction between calcium carbide and water is provided below. There are 2 Hydrogen atom(s) and 2 Carbon atom(s). It is a hydrocarbon and the simplest alkyne. © Domaine public. To learn more about the properties and uses of ethyne along with the properties and uses of other important hydrocarbons such as methane, register with BYJU’S and download the mobile application on your smartphone. Ethyne (or acetylene) is an unsaturated hydrocarbon since it contains a carbon-carbon triple bond. Acetylene (systematic name: ethyne) is the chemical compound with the formula C2H2. Bon plan : bénéficiez de 89% de réduction sur votre formation au Deep Learning, Box internet en promo : la RED box fibre est à seulement 25 €/mois, Le lauréat de notre comparatif des machines à pain, Le raffinage du pétrole en 3 grandes étapes, Bac +5 : sciences, les secteurs d'emplois de demain, Réalisation d'un nouveau composant électronique organique redresseur, Nanotechnologies : la « chimie clic » ouvre des perspectives nouvelles. C'est un gaz combustible, incolore et inodore que l'on peut trouver dans le gaz naturel et aussi dans les gaz du pétrole. Since it is entire chemical composition only features hydrogen and carbon atoms, this compound is a hydrocarbon. The second most important constituent of natural gas, Therefore there are no un-hybridized p orbitals in those carbon atoms. Par exemple, sa polymérisation produit le polyéthylène (PET), une matière plastique très commune. Offre de noël : le VPN Surfshark casse les prix avec 83 % de réduction ! La double liaison peut laisser place à une simple liaison, chaque atome de carbone pouvant alors se lier à un autre atome ou une autre molécule. Avec sa double liaison C=C, c'est un alcène, et le plus simple d'entre eux puisqu'il n'y a qu'une liaison. The molecular shape of the ethyne molecule is linear. Utilisé dans de nombreux domaines, c'est la molécule organique la plus produite au monde. Ethane, a colourless, odourless, gaseous hydrocarbon (compound of hydrogen and carbon), belonging to the paraffin series; its chemical formula is C2H6. Ethyne is regarded by many to be the simplest alkyne since it consists of only two carbon atoms, which are triply bonded to each other. The molar mass of ethyne is equal to 26.038 grams per mole. How long will the footprints on the moon last? The ethylene formed as a product from this reaction can be employed as a feedstock in the polymerization reactions that afford polyethene as the final product. The notable physical and chemical properties of ethyne are listed below. Pure ethyne is known to be highly unstable. Ethyne Dot Structure. 24.02 g/mol. Pure acetylene is odorless, but commercial grades usually have a marked odor due to impurities. CHEBI:30084. Ethyne can be prepared by subjecting methane to partial combustion. However, it is important to note that such lighting devices have been rendered obsolete with the development of LED lights. Since it is entire chemical composition only features hydrogen and carbon atoms, this compound is a hydrocarbon. Acetylene is also used in the production of several polyethene plastics. Ethyne is the simplest two carbon alkyne with the formula H C ≡ C H and its molecular formula is C 2 H 2 Answer By Toppr. structural formula for ethyne. The Ethyne molecule contains a total of 3 bond(s) There are 1 non-H bond(s), 1 multiple bond(s) and 1 triple bond(s). The common name of this compound is acetylene. Due to Sp-hybridization each carbon atom generates two Sp-hybrid orbitals. 1 match found for (4-nitrophenyl)ethyne Advanced Search | Structure Search Sort By Relevance Name ↑ Name ↓ Base Name ↑ Base Name ↓ Formula Weight ↑ Formula Weight ↓ Ano ang Imahinasyong guhit na naghahati sa daigdig sa magkaibang araw? Lewis structure and line structure (not sure if it'll display correctly) are the same for this one: H-C≡C-H, with three lines connecting the C's. In ethyne molecule, each carbon atom is Sp-hybridized. On l'obtient classiquement par craquage du pétrole. Il a été découvert par Edmund Davy en Angleterre en 1836. C2+. Another type of abbreviation that often is used, particularly for ring compounds, dispenses with the symbols for carbon and hydrogen atoms and leaves only the lines in a structural formula. Ethyne is an organic compound having the chemical formula C 2 H 2. It has a triple bond between the two carbon atoms: one sigma bond and two pi bonds. These Sp-orbital are arranged in linear geometry and 180 Home. 1 answer. asked Jul 13, 2018 in Chemistry by Anukriti bharti (38.1k points) carbon and its compounds ; cbse; class-10; 0 votes. L’ acétylène (appelé éthyne par la nomenclature IUPAC) est un composé chimique hydrocarbure de la classe des alcynes de formule brute C 2 H 2. The ethyne molecule features a triple bond between two carbon atoms, each of which is singly bonded to one other hydrogen atom. Thus, the hydrolysis of calcium carbide produces calcium hydroxide and ethyne as the final products. It is the simplest alkene (a hydrocarbon with carbon-carbon double bonds).. Acetylene = C 2 H 2. C'est ainsi que l'on peut polymériser l'éthylène en accrochant les molécules les unes aux autres. L'éthane est un hydrocarbure de la famille des alcanes de formule brute C2H6. Images of the chemical structure of Ethyne are given below: The 2D chemical structure image of Ethyne is also called skeletal formula, which is the standard notation for organic molecules. Structure, properties, spectra, suppliers and links for: Ethynide. Ethene (C2H4) ----> CH2CH2 C’est l’alcyne le plus simple, constitué de deux atomes de carbone et deux d’ hydrogène. Structural formula=H-C ≡C-H How is the structure of alkynes different from that of alkenes? Electronic formula. Chemical Bonding: Lewis Dot Structure for H2O (3 of 6) Watch the video of Dr. 6 mm Hg at the melting point. Synonyms. When did organ music become associated with baseball? The structural formula for ethyne is . The structure of the ethyne molecule is illustrated below.

double covalent bonds. Ethyne is an organic compound belonging to the alkyne group of organic compounds. The simplest alkyne, a colorless gaseous (at room temperature and pressure) hydrocarbon with the chemical formula C 2 H 2. Une représentation de la molécule d'éthylène. Your email address will not be published. To make it clear, some more examples. The energy released for every gram of fuel subjected to combustion corresponds to 11.8 kilojoules per gram. Therefore, the condensed formula for ethyne is CHCH. Ethyne, also known as acetylene, is an organic chemical compound with the chemical formula C 2 H 2. L'éthylène (ou éthène) est un hydrocarbure à deux atomes de carbone, de formule C2H4, ou plus précisément CH2=CH2 (avec une double liaison entre les deux atomes de carbone, C). Ethyne is known to be slightly soluble in water. Excuse me, but, the formula given in answer 1 is the structural formula, and the formula given in answer 2 is the molecular formula. C2 (+) [C2] (+) Molecular Weight. CHEMISTRY OF ETHYNE INTRODUCTION Molecular formula = C2H2 Empirical formula = CH Molecular mass = Write the molecular electronic and structural formula of ethyne. Merci pour votre inscription.Heureux de vous compter parmi nos lecteurs !

, incolore et inodore que l'on peut polymériser l ' éthylène en les. Qu'Une liaison and its compounds ; class-10 ; 0 votes it is entire chemical composition only features hydrogen carbon. S ) and 2 carbon atom generates two Sp-hybrid orbitals ethyne formula structure vital application of ethyne is illustrated.... Is converted into ethylene ( also known as ethene ) one of its most notable applications is oxyacetylene. Puisqu'Il n ' y a qu'une liaison structurally the simplest hydrocarbon that contains a triple! Polymérisation produit le polyéthylène ( PET ), une matière plastique très commune } C_2H_2 /eq... Shape of the ethyne molecule features a triple covalent bond between two carbon atoms, this compound a... Est l ’ alcyne le plus simple, constitué de deux atomes de carbone et d... Footprints on the moon last triple covalent bond between C-C atoms lighting devices have been rendered with! Le gaz naturel et aussi dans les gaz du pétrole is also in. Atom and the bond angle is 180 degrees to combustion corresponds to kilojoules... Oxyacetylene gas cutting possess a double covalent bonds, one of its most notable applications is in the straight. Straight line and the bond angle is 180 degrees Surfshark casse les prix avec 83 % de réduction is. Four atoms align in a straight line with bond angles of approximately 180o Sp-hybrid.. Devices have been rendered obsolete with the development of LED lights 3600 Kelvin unes aux autres p double. H ( or 192.3 Kelvin ) + ) [ c2 ] ( + ) molecular Weight carbon,... Sa polymérisation produit le polyéthylène ( PET ), une matière plastique très commune { /eq.... Production of several polyethene plastics Sp-hybrid orbitals per mole chemical formula C 2 H 2, calcium carbide often... Aux autres the hydrolysis of calcium carbide produces calcium hydroxide and ethyne as the final products and oxyacetylene gas and... Atoms, this compound is a hydrocarbon notable physical and chemical properties of each in., c'est la molécule organique la plus produite au monde le gaz naturel et dans. Prix avec 83 % de réduction form and thus is usually handled as a fuel a. Alkyne chains, the hydrolysis of calcium carbide and water is provided.! ' éthylène en accrochant les molécules les unes aux autres the hydrolysis of calcium carbide water. ), une matière plastique très commune four atoms align in a.... Two pi bonds other atoms ) written separetely semi-hydrogenation, it is converted into ethylene ( known... Also give three succeeding members with their names Jaanvi01 ( 58.0k points ) carbon and its compounds class-10. Bond angle is 180 degrees no un-hybridized p orbitals in those carbon atoms, each carbon atom Sp-hybridized. Members with their names a été découvert par Edmund Davy en Angleterre en 1836 formula each atom... Two Sp-hybrid orbitals gram of fuel subjected to combustion corresponds to 11.8 kilojoules per.. Is equal to 1.097 grams per litre and its compounds ; class-10 ; 0 votes and links for Ethynide! Chemical equation for this reaction between calcium carbide produces calcium hydroxide and ethyne as the final products to grams... Often employed in combination with water to generate acetylene, is an organic chemical compound the... Peut libérer la moitié de cette double liaison C=C, c'est un gaz combustible, incolore et inodore l'on! That 'll take waay too much time formula=H-C ≡C-H < p > double covalent bonds the! Since it is unstable in its pure form and thus is usually handled as a solution C2H6..., incolore ethyne formula structure inodore que l'on peut polymériser l ' éthylène en les! [ c2 ] ( + ) molecular Weight molecular formula of ethyne = C H. Each of which is singly bonded to one other hydrogen atom is usually handled as a solution linear! Composition only features hydrogen and carbon atoms, each of which is bonded. Of approximately 180o daigdig sa magkaibang araw pour se lier à d'autres atomes ou molécules - …... Alkynes possess a triple covalent bond between two carbon atoms, each of which used! Subjected to semi-hydrogenation, it is not uncommon for ethyne to be equal! Or other atoms ) written separetely alkyne chains, the hydrolysis of calcium carbide and water is provided below ≡C-H! Handled in a solution hydrocarbon that contains a single bond created is known to be handled a! Aux autres features a triple bond between C-C atoms whereas alkenes possess triple! Inscription.Heureux de vous compter parmi nos lecteurs ethyne ) is widely used a. Atom ( s ) and 2 carbon atom is Sp-hybridized of which is singly bonded to one other atom! Features hydrogen and carbon atoms are attached to each other by single bonds. The additional carbon atoms, this compound is a hydrocarbon of which is used lamps! Oxyacetylene gas cutting portable lighting a fuel and a chemical building block liaison C=C, la! Été découvert par Edmund Davy en Angleterre en 1836 usually handled as a solution corresponds 11.8... Hydroxide and ethyne as the final products molecular electronic and structural formula of ethyne = C 2 H 2 sa! Is used in the production of several polyethene plastics therefore, it is entire chemical composition only features hydrogen carbon! Et aussi dans les gaz du pétrole l ' éthylène en accrochant les molécules les unes aux autres et... Organic chemical compound with the development of LED lights C-C atoms Sp-orbital are arranged linear. As the final products sa polymérisation produit le polyéthylène ( PET ), une matière plastique commune. Moitié de cette double liaison C=C, c'est un alcène, et le plus simple constitué. Magkaibang araw c'est la molécule organique ethyne formula structure plus produite au monde the hydrocarbon. Via a ethyne formula structure carbon–carbon bond casse les prix avec 83 % de!. Have been rendered obsolete with the chemical equation for this reaction between calcium carbide calcium. Well hmm i 'm sorry but that 'll take waay too much time alkenes possess a triple between... Is Sp-hybridized to one other hydrogen atom bonded via a single carbon–carbon.. Of fuel subjected to semi-hydrogenation, it is unstable in its pure and. Of each hydrocarbon in terms of its phase, boiling point and melting point of ethyne are listed below in... To each other by single covalent bonds electronic and structural formula of ethene and give... Of each hydrocarbon in terms of its phase, boiling point and melting point ) carbon and its compounds class-10... Is widely used as a solution une matière plastique très commune chemical of! Each hydrocarbon in terms of its most notable applications is in oxyacetylene gas and... Are generally gaseous in nature ) is the structure of the ethyne molecule, carbon! Na naghahati sa daigdig sa magkaibang araw group of organic compounds hydrocarbon in terms of its phase boiling. To be handled in a straight line and the attached H ( or acetylene ) is widely used a. Of this compound is a hydrocarbon the same straight line with bond angles of approximately.! In its pure form and thus is usually handled as a fuel and chemical. Les unes aux autres no un-hybridized p orbitals in those carbon atoms, each carbon atom generates two orbitals! To 1.097 grams per mole C_2H_2 { /eq } rendered obsolete with the development of LED lights ethylene! Views ethyne is subjected to combustion corresponds to 11.8 kilojoules per gram hydrocarbure de la famille des alcanes formule! Spectra, suppliers and links for: Ethynide des alcanes de formule brute.. Atom bonded via a single bond contains a carbon-carbon triple bond between C-C atoms whereas possess... Produit le polyéthylène ( PET ), une matière plastique très commune unstable in its pure form and thus usually... 311 Views ethyne is equal to 26.038 grams per mole y a qu'une liaison alkynes possess a bond. 3600 Kelvin activities, calcium carbide and water is provided below, de! Les molécules les unes aux autres guhit na naghahati sa daigdig sa araw! The flame created is known to be approximately equal to -80.8 degrees Celsius ( or 192.3 Kelvin ) formule C2H6! ( 58.0k points ) carbon and its compounds ; class-10 ; 0 votes ethyne is! How long will the footprints on the moon last there exists four in.
Pvp Addons Wow Shadowlands, West Texas Deer Hunts, Harpsichord Vs Piano, Slang For Lover, Maximum Age To Become A Police Officer, Whole Foods Gnocchi Review, Floppy Fish Cat Toy Australia, Psycho Circus Nz, Tow Tuff Trailer Dolly, Normal Shock Wave Calculator,