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JEE Advanced 2021 Full Test 2 Paper 2

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PART – II

Chemistry

SECTION – A (One or More than one correct type)This section contains 06 multiple choice questions. Each question has FOUR options (A), (B), (C) and (D). ONE OR MORE THAN ONE of these four options is(are) correct.

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Question : 24

Total: 54

Determine which of the following reactions taking place at constant pressure represents system that do work on the surrounding environment
I. Ag+(aq)+Cl−(aq)→AgCl(s)
II. NH4Cl(s)→NH3(g)+HCl(g)
III. 2NH3(g)→N2(g)+3H2(g)

I
III
II and III
I and II

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