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+1 vote
1.1k views
in Gaseous State by (44.9k points)

The table indicates the value of van der Waals constant ‘a’ in (dm3)2 atm. mol-2

Gas O2 N2 NH3 CH4
a 1.360 1.390 4.170 2.253

(a) O2 

(b) N2 

(c) NH3 

(d) CH4

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1 Answer

+1 vote
by (45.7k points)

(c) NH3 

Higher the value of ‘a’, greater the intermolecular force of attraction, easier the liquefaction. 

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