1.

Read the following statements :- (I) Al has greater affinity than that of Cr, for oxygen (II) Al can be used for reduction of Fe_(2)O_(3) (III) Carbon is used for reduction of copper oxide (CuO) (IV) SnO_(2) can be reduced by carbon Choose the correct set of statement(s)

Answer»

I, III
I, II, IV
I, II, III
All of these

ANSWER :B


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