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d and f-Block E...

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  • Question 1
    1 / -0

    In the dichromate dianion:

  • Question 2
    1 / -0

    The catalytic activity of transition elements and their compounds is ascribed to:

  • Question 3
    1 / -0

    The basic character of the transition metal monoxides follows the order (Atomic no Ti

    = 22, V = 23,

    Cr = 24, Fe = 26):

  • Question 4
    1 / -0

    CrO3  dissolves in aqueou s NaOH to give :

  • Question 5
    1 / -0

    Addition of high proportions of manganese makes steel useful in making rails of rail roads, because manganese

  • Question 6
    1 / -0

    The anodic mud obtained during electro refining of Cu contains

  • Question 7
    1 / -0

    Zn

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