A valuable by-product in the manufacture of soap is

Question

A valuable by-product in the manufacture of soap is

A. stearic acid

B. sodium hydroxide

C. palmitic acid

D. glycerol

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Temporary hardness is due to the presence of

A. calcium carbonate

B. calcium bicarbonate

C. magnesium sulphate

D. calcium sulphate

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A compound of carbon used as anaesthetic is

A. carbon disulphide

B. carbon tetrachloride

C. phosgene

D. chloroform

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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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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 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 iron salt used in blue prints is

A. ferric sulphate

B. ferric oxalate

C. ferric nitrate

D. ferric chloride

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The name rubber was given by

A. Lavoisier

B. Priestley

C. Dalton

D. Avogadro

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Which of the following is not a supporter of combustion?

A. Oxygen

B. Air

C. Hydrogen

D. Chlorine

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Water always contains hydrogen and oxygen in the ratio 1:8 by weight. This is in accordance with the

A. Law of Multiple Proportions

B. Law of Definite Proportions

C. Law of Conservation of Mass

D. Law of Reciprocal Proportions

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When ants bite, they inject

A. glacial acetic acid

B. methanol

C. formic acid

D. stearic acid

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Jeweller's rouge is

A. magnetic oxide of iron

B. ferric oxide

C. ferrous oxide

D. ferrous carbonate

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Deficiency of iron causes

A. nervous disorders

B. heart diseases

C. anaemia

D. impairment of vision

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Concrete is a mixture of

A. cement an limestone

B. cement and sand

C. cement and gravel

D. cement, sand and gravel

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Rusting of iron cannot be prevented by

A. painting

B. applying alkaline phosphate

C. applying soap water

D. galvanising

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Galvanising is the process of coating

A. iron with zinc

B. zinc with iron

C. copper with silver

D. silver with gold

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A non-metal which is a good conductor of electricity is

A. graphite

B. phosphorus

C. sulphur

D. iodine

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Diamonds are weighed in

A. grams

B. pounds

C. carats

D. tons

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The noble gas which is present in microscopic quantities in air is

A. xenon

B. krypton

C. argon

D. helium

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Cinnabar is an ore of

A. lead

B. zinc

C. mercury

D. chromium

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The sugar which is used in silvering mirrors is

A. sucrose

B. maltose

C. glucose

D. fructose

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Annealing of glass is carried out by

A. rapid cooling

B. rapid heating

C. slow cooling

D. slow heating

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The chemical name of aspirin is

A. acetamide phenol

B. malonyl urea

C. aminosalicylic acid

D. acetyl salicylic acid

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Acute diabetes patients smell of

A. acetone

B. ether

C. ethyl alcohol

D. methyl alcohol

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Nitrous oxide used as anaesthetic is usually mixed with

A. ethyl alcohol

B. chloroform

C. oxygen

D. methyl alcohol

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Which of the following cannot be used as fuel?

A. Gasoline

B. Kerosene

C. Sulphuric acid

D. Alcohol

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Compounds of nitrogen with metals are called

A. nitrates

B. nitrites

C. hyponitrates

D. nitrides

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Vinegar is the trade name for

A. chloroform

B. acetic acid

C. phenol

D. carbon tetrachloride

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The compound used in photography is

A. ammonium dichromate

B. copper Sulphate

C. magnesium Sulphate

D. sodium thiosulphate

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Marble is

A. calcium carbonate

B. sodium carbonate

C. magnesium sulphate

D. ferric chloride

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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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Accepted Answer

D. glycerol

A valuable by-product in the manufacture of soap is

Correct Answer :

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Related Questions

Temporary hardness is due to the presence of

A compound of carbon used as anaesthetic is

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

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

The alloy added in the preparation of steel contains

The iron salt used in blue prints is

The name rubber was given by

Which of the following is not a supporter of combustion?

Water always contains hydrogen and oxygen in the ratio 1:8 by weight. This is in accordance with the

When ants bite, they inject

Jeweller's rouge is

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Concrete is a mixture of

Rusting of iron cannot be prevented by

Galvanising is the process of coating

A non-metal which is a good conductor of electricity is

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The noble gas which is present in microscopic quantities in air is

Cinnabar is an ore of

The sugar which is used in silvering mirrors is

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Vinegar is the trade name for

The compound used in photography is

Marble is

The compound which is both an antiseptic and a disinfectant is

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