acids, bases, salts and metals - Category wise Question and Answer Practice Test with Solutions

Question : 31

Which of the following is known as dead burnt plaster?

a) Slaked lime

b) Lime stone

c) Quick lime

d) Gypsum

Question : 32

The acid used in making of vinegar is –

a) acetic acid

b) sulphuric acid

c) formic acid

d) nitric acid

Question : 33 [CDS]

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 : 34 [UDA/LDA (Pre) 2003]

Which one of the following salt predominant in the ocean?

a) Sodium Chloride

b) Potassium Chloride

c) Calcium Carbonate

d) Magnesium Sulphate

Question : 35 [RAS/RTS (Pre) 1999]

Sodawater obtained by passing carbon dioxide in water is

a) Basic in nature

b) Acidic in nature

c) An oxidising agent

d) A reducing agent