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In which of the following reactions hete...

In which of the following reactions heterogeneous catalysis is involved?
(i) `2SO_(2)(g)+O_(2)(g) overset(NO(g))(to) 2SO_(3)(g)`
(ii) `2SO_(2)(g) overset(Pt(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)`

A

(ii),(iii)

B

(ii),(iii) and (iv)

C

(i),(ii) and (iii)

D

(iv)

Text Solution

Verified by Experts

The correct Answer is:
A
Properties of ionic solid
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