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Important questions on Chlorine

Which of the following statements about 'selphos' is incorrect?

A
It is a stomach poison
B
It is used for storage of wheat
C
It emits chlorine gas
D
It acts as a pesticide
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Which of the following is true regarding derivation of the name of chlorine?

A
The name of chlorine was derived from its color.
B
The name of chlorine was derived from the name of the place where it was found for the first time.
C
The name of chlorine was derived from the name of the scientist who discovered it.
D
The name of chlorine was derived from mythological character name.
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Chlorine water oxidises thiosulphates to:

A
sulphate
B
persulphate
C
sulphide
D
none of these
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Phosgene can obtained when :

A
white phosphorus reacts with alkali.
B
calcium phosphide reacts with water.
C
chloroform reacts with air.
D
bone comes in contact with water.
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Deacon's process is used in manufacture of:

A
bleaching powder
B
sulphuric acid
C
nitric acid
D
chlorine
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