1.

Classify the following into metals and non-metals : (i) Helium (ii) Sodium (iii) Hydrogen (iv) Mercury (v) Graphite (vi) Carbon (vii) Lead (viii) Magnesium (ix) Chlorine (x) Phosphorus.

Answer»


ANSWER :METALS : (ii),(IV),(VIII) ; Non-metals : (i),(III),(v),(vi) ,(ix),(x)


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