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| 1. |
In which of the following reactins heterogenous catalysis is involved ? (i) 2SO_(2) (g) + O_(2) (g) overset(NO (g))to2SO_(3) (g) (ii) 2SO_(2) (g) overset(P (s)) to 2SO_(3) (g) (iii) N _(2)(g) + 3H_(2) (g) overset(Fe (s))to 2NH_(3) (g) (iv) CH_(3) COOCH_(3) (l) + H _(2) O (l) overset(HCl(l))to CH_(3) COOH (aq) + CH_(3) OH (aq) |
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Answer» `(II),(III)` |
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