Question

MULTIPLE CHOICE TYPE QUESTIONS : Tick () the correct answer
3. The hardest substance is
(a) diamond
(b) graphite
(c) chalk
(d) sulphur
5. Which of the following is a good conductor of electricity ?
(a) polythene
(b) dry wood
(d) silver
(d) PVC​

Answer 1

Answer:

3.a diamond

4.c silver

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Answer 2

Answer:

i) daimond

ii)silver

this is your answer