set 3 MCQ Questions & Answers Detailed Explanation

Question : 1

‘Drinking alcohol’ is very harmful and it ruins the health. ‘Drinking alcohol’ stands for:

a) drinking ethyl alcohol

b) drinking propyl alcohol

c) drinking methyl alcohol

d) drinking isopropyl alcohol

Question : 2

Isomers of a substance must have the same

a) chemical properties

b) physical properties

c) structural formula

d) molecular formula

Question : 3

On the basis of following features identify the correct option A. Drinks containing ethanol B. These drinks are major source of income to government

a) Soft drinks

b) Carbonated beverages

c) Alcoholic beverages

d) Rectified spirit

Question : 4

On the basis of mode of formation, polymers can be classified

1. as addition polymers
2. as condensation polymers
3. as copolymers
4. as synthetic polymers

a) 1 and 2

b) 1 and 4

c) 1, 2 and 3

d) 1, 2, 3 and 4

Question : 5

Match List-I with List-II :

a) A – 4, B – 3, C – 4, D – 1

b) A – 1, B – 3, C – 2, D – 4

c) A – 4, B – 3, C – 2, D – 1

d) A – 4, B – 2, C – 3, D – 1