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Q.

Some statements are given regarding uses of carbon
A) Crucibles made from graphite are inert to dilute acids and alkalies
B) Activated charcoal is used in absorbing poisonous gases
C) Coke is used in metallurgy as a reducing agent
D) Carbon black is used to prepare electrodes in batteries

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a

A,B,D are correct

b

A,B,C are correct

c

B,C,D are correct

d

A,B,C,D are correct

answer is B.

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Detailed Solution

Carbon black is used to prepare printers ink.

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