KVPY Sample Paper KVPY Stream-SX Model Paper-12

  • question_answer
    In which case van't Hoff factor is maximum (assuming no hydrolysis):

    A) \[KCl,\] 50 % ionized

    B) \[{{K}_{2}}S{{O}_{4}},\] 40 % ionized

    C) \[FeC{{l}_{3}},\] 30 % ionized

    D) \[SnC{{l}_{4}},\] 20 % ionized

    Correct Answer: C

    Solution :

    Solute y x i=[1+(y-1)x]
    a. \[KCl\] 2 0.5 1.5
    b. \[{{K}_{2}}S{{O}_{4}}\] 3 0.4 1.8
    c. \[FeC{{l}_{3}}\] 4 0.3 1.9
    d. \[SnC{{l}_{4}}\] 5 0.2 1.8


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