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NTSE Sample Paper NTSE SAT Practice Test-15

  • question_answer
    When Cu turnings are put in \[ZnS{{O}_{4}}\]solution,

    A) White solution turns into blue colour

    B) No change occurs

    C) Blue colour solution changes into white solution

    D) White solution turns into red solution

    Correct Answer: B

    Solution :

    [b] Cu is very less reactive then Zu


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