Question 12

(a)(i) Define the term polymerization.

(ii) List the three conditions required for the polymerization on of ethene.

(iii) State the property which is common to compounds that can be easily polymerized

 

(b) Write appropriate equations to show how the following can be obtained from propan-1-ol in the labouratory

(i) propene;

(ii) propylmethanoate. State the type of reaction involved in each case.

 

(c)(i) A compound contains 40.0% carbon, 6.7% hydrogen and 53.3% oxygen. Determine its molecular formula if its molar mass is 180 (H = 1, C = 12, O = 16)

(ii) Explain why ethanoic acid boils at a much higher temperature than butane even though their molar masses almost equal.

Theory

Question details

Exam body
WAEC
Subject
Chemistry
Year
1993
Question no.
#12
Type
Theory

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