Statement I : The value of van der Waals constant “a”, is larger for ammonia than for nitrogen.Statement II : Hydrogen bonding is present in ammonia.
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a
Stateement I and II are correct
b
Statement I is correct and Statement II is incorrect
c
Statement I is incorrect and statment II is correct
d
Both statement I and II are incorrect
answer is A.
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Detailed Solution
Inter molecular Hydrogen bonding is present in NH3. Stronger the attractive forces larger is the 'a' value.Weak Vanderwall's forces are present in H2 molecule.