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Chemistry Test ...

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  • Question 1
    4 / -1

    The redox reaction of Cu2O and Cu2S will give

  • Question 2
    4 / -1

    When potassium iodide, KI is mixed with a bromine solution. There is a colour change from an orange-brown to brown. This happen because of

  • Question 3
    4 / -1

    When sodium hydroxide added in chromium trioxide, the compound formed is

  • Question 4
    4 / -1

    In Nessler’s reagent, the ion present is

  • Question 5
    4 / -1

    Which of the following lanthanoid ions is diamagnetic ?

    (At nos. Ce = 58, Sm = 62, Eu = 63, Yb = 70)

  • Question 6
    4 / -1

    A magnetic moment of 1.73 BM will be shown:

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