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| 1. |
In which of the following reactions heterogenous catalysis is involved ? (i) 2SO_(2)(g)+O_(2)(g)overset(No(g))to 2SO_(3)(g) (ii) 2SO_(2)(g)overset(Pt(s))to2SO_(3)(g) (iii) N_(2)(g)+3H_(2)(g)overset(Fe(s))to2NH_(3)(g) (iv) CH_(3)COOCH_(3)(l)+H_(2)O(l)overset(HCl(l))toCH_(3)CJJOH(aq)+CH_(3)OH(aq) |
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Answer» (II),(III) |
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