GENERAL KNOWLEDGE

GK

GENERAL SCIENCE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Among the various allotropes of carbon
A
diamond is the hardest, lamp black is the softest
B
coke is the hardest, graphite is the softest
C
diamond is the hardest, coke is the softest
D
diamond is the hardest, graphite is the softest
Explanation: 

Detailed explanation-1: -The soft crystalline form of carbon is GRAPHITE.

Detailed explanation-2: -Diamond is the hardest allotrope of carbon.

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