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General Science Elements Metals - Discussion Page For Q.1454 | General Knowledge Questions and Answers | General Knowledge Free Online-Tests | LucentBlackBoard | LucentBlackBoard.com
Q: Among the various allotropes of carbon,
A. diamond is the hardest, coke is the softest B. diamond is the hardest, graphite is the softest
C. diamond is the hardest, lamp black is the softest D. coke is the hardest, graphite is the softest

Answer and Explanation

Answer:diamond is the hardest, graphite is the softest

Explanation:
There is no explanation...

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