GK Quiz on Science: Chemistry Set XVI

GK Quiz on Science: Chemistry Set XVI, in this set you will find repository of 10 Multiple Choice Questions that will help you to attune and equipped for different competitive examinations as well as academic examinations.

1. Which of the following is the chemical name of the lime stone?

A. Calcium chloride

B. Calcium oxide

C. Calcium carbonate

D. Calcium sulphate

2. From which of the following ore, iron is extracted?

A. Lime stone

B. Pinch blend

C. Monazite sand

D. Haematite

3. What will be the change when iron get rusted?

A. Its weight is increased

B. Its weight is decreased

C. No changes take place

D. Its weight change

4. Which of the following element is mixed up for making steel which can resist high temperature and which has high level hardness and anti-frictional resistivity?

A. Aluminium

B. Chromium

C. Nickel

D. Tungsten

5. To provide stern hardness which of the following is mixed up?

A. Carbon

B. Manganese

C. Silicon

D. Chromium

6. Blue Vitriol is:

A. Copper sulphate

B. Iron sulphate

C. Calcium sulphate

D. Sodium sulphate

7. The coating of thin layer of the zinc on the steel or iron utensils is called:

A. Heat feeding

B. Material plating

C. Lamination

D. Electro plating

8. The sharp (bitter) smell of the substance which is found in the colouration or painting is:

A. CaOH

B. Al₂ (S0₄)₃

C. CaC03

D. Zn₃(P0₄)₂

9. Which of the following metal is the best conductor of the electricity?

A. Gold

B. Silver

C. Copper

D. Zinc

10. The substance which is useful for the photography:

A. Silver Nitrate

B. Silver bromide

C. Sulphuric acid

D. Citric acid