________ is left behind after distillation of petroleum.

Question

________ is left behind after distillation of petroleum.

A. Arsenic

B. Barium

C. Benzene

D. Bitumen

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Graphite la a good conductor of electricity because

A. it is an allotrope of carbon

B. it gives CO2 on heating

C. it contains free electrons

D. it is oxidised to graphitic acid

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Clark's method for removal of temporary hardness in water uses

A. calcium hydroxide

B. washing soda

C. calcium chloride

D. zeolite

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The commonest ore of aluminium is

A. cryolite

B. bauxite

C. malachite

D. azurite

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Which among the following is a metalloid?

A. Tin

B. Silver

C. Iodine

D. Arsenic

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The scientist associated with the discovery of the nucleus was

A. Rutherford

B. Moseley

C. Niels Bohr

D. J.J. Thomson

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The hormone which absorption is increases glucose oxidation and glucose

A. adrenalin

B. thyroxin

C. insulin

D. epinephrine

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Which of the following is called 'the King of Chemicals?

A. Nitric acid

B. Hydrochloric acid

C. Silver nitrate

D. Sulphuric acid

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The compound which is both an antiseptic and a disinfectant is

A. phenol

B. iodoform

C. bleaching powder

D. blue vitriol

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BHC is a

A. Rodenticide

B. Herbicide

C. Pesticide

D. Fungicide

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A drug that is usually administered for malaria is

A. sulphanilamide

B. quinine

C. methicillin

D. novocaine

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The discoverer of chloroform was

A. Liebig

B. Pasteur

C. Bunsen

D. Erlenmeyer

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The flux added in the blast furnace is

A. Limestone

B. FeO

C. SiO2

D. MgO

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Setting of cement is due to

A. hydration

B. dehydration

C. dialysis

D. osmosis

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What is 'oxygen mixture'?

A. A mixture of potassium nitrate and carbon

B. A mixture of ammonium chloride and sodium nitrate

C. A mixture of potassium chlorate and manganese dioxide

D. A mixture of ammonium nitrate and charcoal

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Bordeaux mixture contains

A. copper sulphate and water

B. copper sulphate, lime and water

C. thio-urea and lime

D. copper sulphate and thio-urea

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The fertilizer which has the largest percentage of nitrogen is

A. urea

B. ammonium nitrate

C. ammonium sulphate

D. calcium cyanamide

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Laughing gas is

A. nitric oxide

B. nitrogen peroxide

C. nitrogen pentoxide

D. nitrous oxide

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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 soaps used in shaving cream are

A. calcium soaps

B. lead soaps

C. soft soaps

D. hard soaps

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A mixture of ethyl alcohol and water can be separated by

A. evaporation

B. sublimation

C. using a separating funnel

D. fractional distillation

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Solid carbon dioxide (Dry ice) is also known as

A. Thiokol

B. Drikold

C. Perhydrol

D. Mannitol

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The metal which reacts most violently with cold water is

A. calcium

B. sodium

C. magnesium

D. potassium

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Lead soaps are used in

A. shaving creams

B. adhesive tapes

C. toilet powders

D. lubricants

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Riboflavin deficiency causes

A. tongue inflammation

B. pellagra

C. night blindness

D. anaemia

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On chemical analysis, a bottle cork is found to contain primarily

A. proteins

B. carbohydrates

C. tannins

D. lipids

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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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Quick lime has the formula

A. CaO

B. Ca(OH)2

C. NaOH

D. Na2CO3

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Lunar caustic is

A. calcium sulphate

B. ammonium chloride

C. caustic soda

D. silver nitrate

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The substance preserved under water is

A. potassium

B. sodium

C. red phosphorus

D. white phosphorus

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A form of carbon which is a good lubricant is

A. diamond

B. coke

C. graphite

D. charcoal

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Accepted Answer

D. Bitumen

________ is left behind after distillation of petroleum.

Correct Answer :

Show all General Chemistry MCQ

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Bordeaux mixture contains

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