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Class XII Chemistry Polymers Quiz 3

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Question 1

Addition polymerisation reaction mainly follows the formation of a reactive intermediate, which consist of one unpaired electron. Identify the intermediate:

Question 2


The given amino acid reacts with:

Question 3

The shown figure represents polymerization of a compound.Identify the polymerization reaction.
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Question 4

A polymer commercially called ‘SYNTHETIC WOOL’ also called orlon is a homopolymer. Identify the polymer.

Question 5

The formation of amide linkage and ester linkage occurs through the condensation mechanism. Both reaction loses same substance during polymerisation. Identify the substance:

Question 6

Starch is not a single compound but is a mixture of two components – amylose (10 to 20%) and amylopectin (20 to 80%). Both amylose and amylopectin are polymers of α-D-glucose. Specify the carbons in amylose in which polymerization occurs.

Question 7

Glucose & fructose both when reacts with HCN give

Question 8

Direction: In the following questions a statement of Assertion (A) followed by a statement of Reason (R) is given. Choose the correct answer out of the following choice.
Assertion (A) Proteins, starch and rubber are lyophilic colloids.
Reason (R)They have strong interaction with the dispersion medium.
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