Q25 of 312 Page 221

Why is graphite used for making dry cell electrodes but diamond is not?

Graphite is a good conductor of electricity while diamond is not and that’s why graphite is used for making dry cell electrodes but diamond is not.

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25 What is buckminsterfullerence? How is it related to diamond and graphite? 25 Why is diamond used for making cutting tools (lie glass cutters) but graphite is not? 26 Give the general formula of an: (i) alkane (ii) alkene (iii) alkyne. 26 Classify the following compounds as alkanes, alkenes, an alkynes:

C2H4, C3H4, C4H8, C5H8, C3H8, C5H12