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D and F Block Elements Test - 4
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D and F Block Elements Test - 4
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  • Question 1/4
    1 / -0

    V2O5 is red or orange in colour. It is a/an..... oxide –

    Solutions

    V2O5 is red or orange in color and it is an amphoteric oxide.

  • Question 2/4
    1 / -0

    All the following species are strong oxidizing agents. Their strength as oxidizing agents in acidic solution is such that –

    Solutions

    The strength as oxidizing agents in acidic solution is in the order of 
    S2O8–2 > MnO4– > Cr2O7–2

  • Question 3/4
    1 / -0

    In [Fe(CN)5 (NO+)]2–, Fe has + 3 state, It can be decided by –

    Solutions

    Magnetic measurement of any complex can decide the resulting oxidation of any central metal.

  • Question 4/4
    1 / -0

    Which is not true statement about KMnO4?

    Solutions

    In basic medium KMnO4 does not changes to Mn+2, it changes to MnO2

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