1.

Arrange the van der Waals constant for the gases .

Answer»

`I-A, II -D , III -C, IV -B`
`I -D, II-A, III -B, IV -C`
`I -C,II-D, III-A, IV-B`
`I -B, II -C,III -A, IV -D`

Solution :These are experimental VALUES of van der Waals' CONSTANT for attraction (a) Higher is the molecular WEIGHT more is the attraction among molecules .


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