Match List-I with List-II :

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Question:
Match List-I with List-II :

Choose the correct answer from the ontions given below

$(\mathrm{a})-(\mathrm{ii}),(\mathrm{b})-(\mathrm{iii}),(\mathrm{c})-(\mathrm{iv}),(\mathrm{d})-(\mathrm{i})$
(a)-(iii), (b)-(iv), (c)-(i), (d)-(ii)
(a)-(iii), (b)-(i), (c)-(iv), (d)-(ii)
$(\mathrm{a})-(\mathrm{iv}),(\mathrm{b})-(\mathrm{i}),(\mathrm{c})-(\mathrm{ii}),(\mathrm{d})-(\mathrm{iii})$

Correct Option: , 3

Solution:

(a) Haber's process is used for $\mathrm{NH}_{3}$ synthesis.

(b) Ostwald's process is used for $\mathrm{HNO}_{3}$ synthesis.

(d) In Hall-Heroult process, electrolytic reduction of impure alumina can be done. (Aluminium extraction)