Polymers Test

Result

Polymers Test - 64

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Weekly Quiz Competition

Question 1
1 / -0

The solution containing 4.0 % PVC in one litre of dioxane was found to have osmotic pressure of $$ 6.0 \times 10^{-4} $$ atm at 300 K. The molecular mass of polymer is

A
$$ 6.4 \times 10^2 $$

B
$$3.0 \times 10^2 $$

C
$$ 1.6 \times 10^5 $$

D
$$ 5.6 \times 10^4 $$

Solution
Question 2
1 / -0

The structure of the polymer obtained by the following reaction is:

A

B

C

D
Question 3
1 / -0

Natural rubber is a polymer of isoprene (2-methyl buta-1,3-diene). If natural rubber is treated with $$O_3$$ followed by $$Zn/H_2O$$, the final product will be:

A

B
$$CH_{ 3 }-\overset { \begin{matrix} O \\ || \end{matrix} }{ C } -CH_2-CH_2-CHO$$

C
$$CH_{ 3 }-CH_2-\overset { \begin{matrix} O \\ || \end{matrix} }{ C } -CH_2-CHO$$

D

Solution
Question 4
1 / -0

Polymer with highest softening point is

A
LDPE

B
HDPE

C
teflon

D
bakelite

Solution
Question 5
1 / -0

Which of the following cannot be grouped as polyolefins?

A
Polethene

B
Polypropene

C
Nylon-6

D
none

Solution
Question 6
1 / -0

Which of the following is a biodegradable polymer?

A

B

C

D
Question 7
1 / -0

Which of the following polymers shows a sharp melting point?

A
Butyl rubber

B
Polystyrene

C
Bakelite

D
Nylon-6,6

Solution
Question 8
1 / -0

Which of the following is not addition copolymer?

A
Saran

B
BUNA -N

C
SBR

D
PVC

Solution
Question 9
1 / -0

Which of the following is an example of elastomers?

A
Rubber

B
Nylon-6,6

C
PVC

D
Bakelite

Solution
Question 10
1 / -0

Which of the following is not a natural polymer?

A
Glycogen

B
Cellulose

C
Pepsin

D
Polybutadiene

Solution