Which of the following is used as an illuminant?

Question

Which of the following is used as an illuminant?

A. Gasoline

B. Benzoline

C. Kerosene

D. Petroleum ether

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Heavy water was discovered by

A. TW Richards

B. FW Aston

C. Stas

D. Urey

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Boiler scales' contain

A. calcium carbonate

B. magnesium bicarbonate

C. calcium sulphate

D. magnesium sulphate

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CAN is used as (Calcium Ammonium Nitrate)

A. an explosive

B. a fertilizer

C. a dye

D. a bleaching agent

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The most abundant constituent in air is

A. hydrogen

B. nitrogen

C. oxygen

D. noble gases

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A mixture of carbon monoxide and hydrogen is

A. coal gas

B. producer gas

C. water gas

D. gobar gas

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The first organic compound prepared in the laboratory was

A. acetic acid

B. chloroform

C. urea

D. methane

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Galvanised iron sheets are protected from rusting due to the presence of a layer of

A. lead

B. chromium

C. zinc

D. tin

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The rate of setting of cement is slowed down by the addition of

A. quicklime

B. gypsum

C. soda lime

D. bleaching powder

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The gas evolved when ammonium nitrate is heated is

A. nitrogen

B. nitric oxide

C. nitrogen peroxide

D. nitrous oxide

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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 commonest ore of aluminium is

A. cryolite

B. bauxite

C. malachite

D. azurite

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Which of the following metals is the best conductor of heat and electricity?

A. Aluminium

B. Silver

C. Copper

D. Magnesium

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The alloy added in the preparation of steel contains

A. Fe and C

B. Mn and C

C. Fe and Mn

D. Fe, Mn and C

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The name rubber was given by

A. Lavoisier

B. Priestley

C. Dalton

D. Avogadro

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The gas used in balloons in the place of hydrogen is

A. nitrogen

B. helium

C. neon

D. argon

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Which is the 'odd man' in the following?

A. brass

B. common salt

C. cane sugar

D. water

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A common rodenticide is (Rat Poison)

A. malathion

B. parathion

C. zinc phosphide

D. diuron

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Calomel is

A. lead chloride

B. mercurous chloride

C. mercuric chloride

D. calcium sulphate

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Which of the following is not an alloy of copper?

A. Bronze

B. Brass

C. Solder

D. Gun metal

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Proteins are polymerisation products of

A. aldehydes

B. alkenes

C. amino acids

D. alkynes

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Laughing gas is

A. nitric oxide

B. nitrogen peroxide

C. nitrogen pentoxide

D. nitrous oxide

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Smelling salt contains

A. ammonium chloride

B. ammonium carbonate

C. ammonium sulphate

D. potassium nitrate

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Coke is a substance obtained

A. from coal mines

B. when wood is burnt in excess of air

C. by heating coal out of contact with air

D. by heating wood out to contact with air

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Rayon la made from

A. cotton

B. wool

C. cellulose

D. silk

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Invar, used for making pendulums is an alloy of steel with

A. tungsten

B. nickel

C. manganese

D. chromium

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Apart from lead tetra-ethyl, the other compound used as antiknock is

A. n-heptane

B. n-octane

C. iso-heptane

D. iso-octane

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BHC is a

A. Rodenticide

B. Herbicide

C. Pesticide

D. Fungicide

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Annealing of glass is done in

A. a cupel

B. a long narrow chamber

C. an open furnace

D. a closed furnace

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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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Which one of the following is not radioactive?

A. Astatine

B. Francium

C. Tritium

D. Zirconium

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Accepted Answer

C. Kerosene

Which of the following is used as an illuminant?

Correct Answer :

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Related Questions

Heavy water was discovered by

Boiler scales' contain

CAN is used as (Calcium Ammonium Nitrate)

The most abundant constituent in air is

A mixture of carbon monoxide and hydrogen is

The first organic compound prepared in the laboratory was

Galvanised iron sheets are protected from rusting due to the presence of a layer of

The rate of setting of cement is slowed down by the addition of

The gas evolved when ammonium nitrate is heated is

Which of the following is not a chemical change?

The commonest ore of aluminium is

Which of the following metals is the best conductor of heat and electricity?

The alloy added in the preparation of steel contains

The name rubber was given by

The gas used in balloons in the place of hydrogen is

Which is the 'odd man' in the following?

A common rodenticide is (Rat Poison)

Calomel is

Which of the following is not an alloy of copper?

Proteins are polymerisation products of

Laughing gas is

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Coke is a substance obtained

Rayon la made from

Invar, used for making pendulums is an alloy of steel with

Apart from lead tetra-ethyl, the other compound used as antiknock is

BHC is a

Annealing of glass is done in

The value of Avogadro Number is

Which one of the following is not radioactive?

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