Chemistry - Mock Test 62

Question 611

Bagasse, a by-product of sugar manufacturing industry is used for the production of ?

A) Nylon B) Glass C) Paper D) Alcohol

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Question 612

Mixture of which one of the following pairs of gases is the causes of occurance of most of the explosion in mines?

A) Hydrogen and oxygen B) oxygen and acetylene C) Methane and air D) Carbon dioxide and methane

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Question 613

Which one of the following is used as a mordant in dying and tanning industry?

A) Magnesium oxide B) Magnesium carbonate C) Magnesium chloride D) Magnesium sulphate

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Question 614

What are Rubies and Sapphires chemically known as ?

A) Silicon dioxide B) Aluminium oxide C) Lead tetra oxide D) Boron nitride

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Question 615

Which one of the following is also called Stranger Gas?

A) Argon B) Neon C) Xenon D) Nitrous oxide

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Question 616

Which one of the following when dissolved in HO gives hissing sound?

A) Limestone B) slacked lime C) soda lime D) quick lime

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Question 617

Which one among the following is called philosophers wool?

A) zinc bromide B) zinc nitrate C) zinc oxide D) zinc chloride

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Question 618

Which one of the following does not contain silver?

A) horn silver B) german silver C) ruby silver D) Lunar caustic

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Question 619

The chemicals used as a fixer in phosphorous is ?

A) borax B) sodium thiosulpahte C) sodium sulphate D) ammonium persulphate

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Question 620

For Which one of the following is the density maximum ?

A) Chloroform B) Water C) Benzene D) Ice

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