Acid, Base and Salts MCQ question and answer with solution | Chemistry Gk MCQs

A. The presence of NaCI increases the rate of setting of Plaster of Paris

B. Gypsum is added to the cement to slow down its rate of setting

C. All alkaline earth metals form hydrated salts

D. Barium and Strontium are found free in nature

A. AlCl₃

B. BF₃

C. NH₃

D. FeCl₃

A. 1 and 2

B. 2 and 3

C. Only 2

D. Only 3

A. HNO₃

B. CH₃COOH

C. H₂SO₄

D. HCl

A. increases twice

B. increases by three times

C. 100 times decreases

D. decreases by 1000 times

A. salt

B. hydrogen

C. caustic soda

D. citric acid

A. 6

B. 9

C. 7

D. 8

A. sodium bicarbonate

B. sodium chloride

C. sodium salicylate

D. sodium hydroxide

A. Harita (moss)

B. Spirogyra

C. Lichen

D. Rixia

A. iron

B. aluminium

C. sodium

D. potassium