2. Sample Papers
  3. JEE Main & Advanced

JEE Main & Advanced Sample Paper JEE Main Sample Paper-6

  • question_answer
    For the coagulation of 100 mL of cadmium sulphide solution, 5 mL of 1 M NaCI is required. Flocculation value of NaCI is

    A)  50                                         

    B)  100

    C)  10                                         

    D)  5

    Correct Answer: A

    Solution :

    5 mL, 1M NaCl \[\Rightarrow \] 5 x 10 3 mol or 5 milUmoles 100 mL CdS requires \[\Rightarrow \]5 millimoles 1000 mL CdS requires \[\Rightarrow \] 50 millimoles


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