WebCorrect. You want to form the more stable intermediate.You have a choice between (+)CH2-CH2Cl and CH3-C (+)HCl. In this case, the second intermediate is more stable because … WebRadical Polymerization of Alkenes, Polymers Organic Chemistry II. 18.5. Radical Polymerization of Alkenes, Polymers. Prior to the early 1920’s, chemists doubted the existence of molecules having molecular …
How do polymers end? Can alkanes be polymerised? What can …
WebIts resemblance to an alkane in this respect is not surprising, because the polymer chain is nearly void of functional groups. Its ends may have catalyst molecules attached or may … WebDec 10, 2024 · Carbon atoms in alkanes can form straight chains or branched chains. ... The reactant units are monomers, and the product is a polymer. Alkynes have a carbon-to-carbon triple bond. The general formula for alkynes is C n H 2 n − 2. The properties of alkynes are quite similar to those of alkenes. free rbt practice exam 2023
10.9: Polymerization of Alkenes - Chemistry LibreTexts
WebAlkenes can be used to make polymers and the hydrogen used to make ammonia. Kerosene and diesel oil are often cracked to produce petrol, other alkenes and hydrogen. Cracking involves heating the hydrocarbon molecules to around 600 – 700°C to vaporise them. The vapours then pass over a hot powdered catalyst of alumina or silica. WebAlkanes cannot be polymerised because you need at least two reactive sites on the molecule. The final molecular weight or chain length is controlled by starting with a mix of … WebApr 8, 2016 · Pressure and heat energy open the double bonds in the alkene and make it bond to form large polymer molecules. Explanation: Alkenes are unsaturated … farmington hills city hall mi