Organic chemistry: Alkenes and Alkynes Quiz 4

written by gogorabei | June 8, 2023

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#1. (20) When polymerization of ethene to form polyethene takes place ……. doesn't change

(a) the boiling point

(a) the boiling point

(b) the density

(b) the density

(c) the Mass

(c) the Mass

(d) the molar mass

(d) the molar mass

#2. (21) "When an organic compound reacts with chlorine, one compound only is formed. From the previous sentence, we conclude that

(a) the organic compound is from alkanes. .

(a) the organic compound is from alkanes. .

(b) the organic compound is saturated

(b) the organic compound is saturated

(c) the reaction is an Addition reaction.

(c) the reaction is an Addition reaction.

(d) the reaction is a hydrogenation reaction.

(d) the reaction is a hydrogenation reaction.

#3. (22) When polymerization of propylene to polypropylene takes places ………. doesn't change

(a) the boiling point .

(a) the boiling point .

(b) the initial Formula

(b) the initial Formula

(c) the density

(c) the density

(d) the molecular mass

(d) the molecular mass