Question

a) list two feautures of carbon which makes it a unique element.

b) why is diamond the hardest natural material on the earth

c) Give the chemical formula of :

a) Pentane b) Ethane​

Answer 1

Answer:

and 1. It has a number of allotropes and other forms of existence. ...

Carbon is highly unreactive under conditions which are normal.

Ans 2. The outermost shell of each carbon atom has four electrons. In diamond, these electrons are shared with four other carbon atoms to form very strong chemical bonds resulting in an extremely rigid tetrahedral crystal. It is this simple, tightly-bonded arrangement that makes diamond one of the hardest substances on Earth.

Ans 3. a) C5H12 (b) C₂H₆

Explanation:

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