Smelling salt contains

Question

Smelling salt contains

A. ammonium chloride

B. ammonium carbonate

C. ammonium sulphate

D. potassium nitrate

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Which of the following is used in fuel to propel rockets?

A. Petrol

B. Kerosene

C. Hydrazine

D. Alcohol

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The foul odour of gasoline is due to

A. pyridine

B. hydrogen sulphide

C. cacodyl

D. carbylamines

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The earliest known acid is

A. nitric acid

B. oxalic acid

C. carbonic acid

D. acetic acid

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The main constituent of gobar gas is

A. methane

B. nitrogen

C. carbondioxide

D. ethylene

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Cholesterol is

A. a carbohydrate

B. a protein

C. a lipid

D. a hormone

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Which of the following is used as an illuminant?

A. Gasoline

B. Benzoline

C. Kerosene

D. Petroleum ether

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Which among the following is a solid non-metal?

A. chlorine

B. mercury

C. water

D. iodine

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Which of the following is not a characteristic of potable water?

A. It must be free from suspended impurities

B. It must be free from harmful bacteria

C. It must contain traces of sodium bicarbonate

D. It must have a fishy odour

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Which of the following carbon compounds is used as a fire extinguisher?

A. Carbon disulphide

B. Chloroform

C. Carbon tetrachloride

D. Methylene chloride

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Washing soda is

A. sodium hydroxide

B. sodium carbonate

C. sodium bicarbonate

D. potassium chloride

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Gold dissolves in aqua regia due to the formation of

A. chloro auric acid

B. auric chloride

C. gold nitrate

D. aurous chloride

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Dry Ice is

A. solid carbon dioxide

B. liquid oxygen

C. liquid hydrogen

D. liquid. Chlorine

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Ascorbic acid is the chemical name for

A. Vitamin B6

B. Vitamin C

C. Vitamin K

D. Vitamin D

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The value of Avogadro Number is

A. 6.023 x 1022

B. 1 x 10-14

C. cl 6.056 x 10-6

D. 6.023 x 1023

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Refined petroleum is decolourised by

A. manganese dioxide

B. bauxite

C. animal charcoal

D. quicklime

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Flint glass contains

A. potassium and lead silicates

B. zinc and barium borosilicates

C. potassium and calcium silicates

D. sodium and calcium silicates

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A hormone which contains iodine is

A. adrenalin

B. glucagon

C. epinephrin

D. thyroxin

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Which of the following is not a chemical change?

A. Rusting of iron

B. Burning of magnesium

C. Sublimation of iodine

D. Electrolysis of water

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The gas which has a faint sweet odour is

A. nitrogen

B. nitrous oxide

C. nitric oxide

D. nitrogen peroxide

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Lead soaps are used in

A. shaving creams

B. adhesive tapes

C. toilet powders

D. lubricants

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The raw materials used in the manufacture of cement are

A. brimstone and silica

B. limestone and clay

C. brimstone and clay

D. brimstone and limestone

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The number of neutrons in the nucleus of an atom of mass A and atomic number Z is given by

A. A - Z

B. A + Z

C. Z

D. A

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Which of the following act a both u oxidising and reducing agent?

A. nitric acid

B. ammonia

C. nitrous acid

D. nitrogen peroxide

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The substance preserved under water is

A. potassium

B. sodium

C. red phosphorus

D. white phosphorus

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Physico-chemical characteristics of water in water sources undergo changes due to

A. aquatic macrophytes

B. aquatic fungi

C. effluents

D. evapotranspiration

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Which of the following is a regenerated fibre?

A. Terylene

B. Rayon

C. Nylon

D. Silk

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Diamonds are weighed in

A. grams

B. pounds

C. carats

D. tons

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The atomic number of an element represents

A. number of neutrons in the nucleus

B. number of protons and neutrons in the nucleus

C. the valency of the element

D. number of protons in the nucleus

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An example of stimulant fertilizer is

A. gypsum

B. urea

C. potassium nitrate

D. ammonium phosphate

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A metal which exhibits allotropy is

A. cobalt

B. tin

C. manganese

D. platinum

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Accepted Answer

B. ammonium carbonate

Smelling salt contains

Correct Answer :

Show all General Chemistry MCQ

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