Write down [a] Two physical properties of Diamond. [b] Two chemical properties of Graphite. [c] One use of Lampblack. *
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(a)Physical Properties of Diamond:
- has a very high melting point
- is very hard
(b)Physical Properties of Graphite:
- Smooth and slippery
- Good conductor of electricity
(c) One Lampblack is used is Carbon paper.
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(a) • Hardness.
• Low coefficient of friction.
(b) It has high melting and boiling point
(c) black pigment in cements,
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