Which or the following is not a constituent or gun powder?

Question

Which or the following is not a constituent or gun powder?

A. Ammonium nitrate

B. Nitre

C. Charcoal powder

D. Sulphur

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Comment

Iodine in alcohol is known as

A. quick lime

B. tincture iodine

C. rectified spirit

D. None of these

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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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Oxalic acid is used in the manufacture of

A. tincture iodine

B. paints

C. ink

D. aerated water

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Even as early as 3000 BC glass was known to the

A. Europeans

B. Egyptians

C. Asians

D. Americans

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The term 'nucleons' apples to

A. neutrons

B. protons

C. protons and neutrons

D. protons and electrons

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The depletion of the ozone layer in the upper atmosphere is due to -extensive use of

A. dichloro-phenoxy-acetic acid

B. superphosphate of lime

C. chlorofluorocarbons (CFC)

D. dichloro-diphenyl-trichloro-ethane

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Colour blindness is

A. a congenital disease

B. a communicable disease

C. an acquired disease

D. a contagious disease

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In surgical operation, the anaesthetic commonly used nowadays is

A. iodoform

B. chloroform

C. nitrous oxide-ether mixture

D. chloroform-nitrous oxide mixture

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According to the modern Periodic Law, the properties of elements are periodic functions of their

A. valency

B. atomic mass

C. number of neutrons

D. atomic number

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Which of the following is a regenerated fibre?

A. Terylene

B. Rayon

C. Nylon

D. Silk

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An example of stimulant fertilizer is

A. gypsum

B. urea

C. potassium nitrate

D. ammonium phosphate

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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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Which one of the following is present in the largest amount in terms of per cent by mass in the earth's crust?

A. Silicon

B. Oxygen

C. Carbon

D. Calcium

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Which among the following is a local anaesthetic?

A. Chloroform

B. Morphine

C. Streptomycin

D. Cocaine

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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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Brine is a solution of

A. sodium chloride in water

B. iodine in alcohol

C. sulphur in carbon disulphide

D. Potassium iodide in water

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Acute diabetes patients smell of

A. acetone

B. ether

C. ethyl alcohol

D. methyl alcohol

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Setting of cement is due to

A. hydration

B. dehydration

C. dialysis

D. osmosis

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White lead is

A. a basic salt

B. an acid salt

C. a double salt

D. a normal salt

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Tincture iodine is a solution of

A. iodine in potassium iodide

B. iodine in alcohol

C. iodine in water

D. iodine in carbon disulphide

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Which of the following elements is not required for the healthy growth of plants?

A. Nitrogen

B. Phosphorus

C. Potassium

D. Mercury

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Marsh gas is

A. ethane

B. ethylene

C. acetylene

D. methane

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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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A substance used as a fire-extinguisher under the trade name of Pyrene is

A. carbon dioxide

B. chloroform

C. carbon tetrachloride

D. bleaching powder

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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 modern system of symbols was evolved by

A. Dalton

B. Cavendish

C. Avogadro

D. Berzelius

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The oldest known organic compound is

A. urea

B. methane

C. acetic acid

D. benzene

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Which of the following is used as a food preservative?

A. phenol

B. washing soda

C. absolute alcohol

D. vinegar

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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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Vinegar is an aqueous solution of

A. oxalic acid

B. citric acid

C. acetic acid

D. hydrochloric acid

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Accepted Answer

A. Ammonium nitrate

Which or the following is not a constituent or gun powder?

Correct Answer :

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Related Questions

Iodine in alcohol is known as

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Setting of cement is due to

White lead is

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