1.

The values of van't Hoff factors for KCl,NaCl, and K_(2)SO_(4) respectively are………

Answer»

2,2 and 2
2,2 and 3
1,1 and 2
1,1 and 1

Solution :Number of TOTAL ions present in the silution is known as van't Hoff factors (i).
`{:("SUBSTANES","van't Hoff factor (i)"),("For"KCl,""2),("For"NaCl,""2),("For"K_(2)SO_(4),""3):}`
Hence, correct choice is (b).


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