Fill in the Missing Compounds or Reagents in the Following $\rarr$

Q18: Consider a molecule of molecular formula

Q19: The formula of the polymer methyl methacrylate

Q20: Consider the reaction of ethene with bromine

Q21: When 2-methyl-1-butene reacts with HBr,what are the

Q22: Which of the following polymers are condensation

Q24: All the following polymers are produced by

Q25: How many isomeric dichloromethylbenzenes exist?<br>A) 4<br>B) 5<br>C)

Q26: Kevlar is produced from HOOC-C₆H₄-COOH and H₂N-C₆H₄-NH₂.Write

Q27: Name the compound (CH₃)₂CHCCCH₃.

Q28: Name the compound C(CH₃)₄.<br>A) 2-methylbutane<br>B) pentane<br>C) 2,2-dimethylpropane<br>D)