set 4 MCQ Questions & Answers Detailed Explanation

Question : 1

The acid used in making of vinegar is –

a) acetic acid

b) sulphuric acid

c) formic acid

d) nitric acid

Question : 2

Match List-I with List-II and select the correct answer using the codes given below the lists:

a) 3 2 1 4

b) 3 4 1 2

c) 1 2 3 4

d) 1 4 3 2

Question : 3

Which one of the following salt predominant in the ocean?

a) Sodium Chloride

b) Potassium Chloride

c) Calcium Carbonate

d) Magnesium Sulphate

Question : 4

Baking powder is

a) a compound

b) an element

c) a mixture

d) a salt

Question : 5

Which one among the following is a double salt ?

a) CuSO₄ · 5H₂O

b) K₄[Fe(CN)₆]

c) K₂SO₄ · A1₂(SO₄)₃ · 24H_2O

d) NaCl

Question : 6

Match List-I with List-II and select the correct answer using the codes given below the lists:

a) 4 3 2 1

b) 3 4 1 2

c) 3 4 2 1

d) 4 3 1 2