RRB GROUP D Chemistry Quiz

Question 1:

Which of the following type of medicine is used to treat indigestion ?

Analgesics

Antibiotic

Antihistamine

Antacid

Question 2:

Dalton's atomic theory successfully explained-

Law of conservation of mass

Law of constant composition

Law of conservation of moment

Law of multiple proportion

Question 3:

The number of neutrons in an atom is equal to the

Mass number – atomic number

Atomic number

Mass number

Number of electrons

Question 4:

Which of the following compound is used in black and white photography ?

AgF

AgBr

AgCl

Ag2SO4

Question 5:

What happen when magnesium is treated with water?

It floats on water
Form hydroxide
Form oxides
Release hydrogen gas

1,2,3

2,3,4

1,2,4

1,2,3,4

Question 6:

Which of the following term change with change in temperature ?

Mole Fraction

Molarity

Mass percentage

Molality

Question 7:

Which of the following gas causes rancidity in food product ?

Oxygen

Hydrogen

Nitrogen

Carbon monoxide

Question 8:

Which of the following non-metal is used in the manufacture of gun powder?

Phosphorus

Sulphur

Nitrogen

Chlorine

Question 9:

Which compound is called Pearl Ash ?

Potassium chloride

Potassium bromide

Potassium sulphate

Potassium carbonate

Question 10:

An ore on heating in air produces carbon dioxide. Which process would you suggest for its extraction?

Roasting

Calcination

Electrolytic reduction

Electrolytic refining

RRB GROUP D Chemistry Quiz - 64

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RRB GROUP D Chemistry Quiz - 64

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