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The number of electrons for Zn^(2+) cati...

The number of electrons for `Zn^(2+)` cation that have the value of azimuthal quantum number `=0` is:

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The correct Answer is:
6
Electronic configuration of `Zn^(2+): underline(1s^(2)),underline(2s^(2)),2p^(6),underline(3s^(2)),3p^(6),3d^(6),4s^(0)`
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Knowledge Check

  • An orbital is described with the help of a wave function. Since many wave functions are possible for an electron, there are many atomic orbitals. When atom is placed in a magnetic field the possible number of orientations for an orbital of azimuthal quantum number 3 is

    A
    three
    B
    two
    C
    five
    D
    seven

  • Assertion : The maximum number of electrons in the shell with principle quantum number n is equal to 2n^(2) . Reason : Two electrons can have the same value of three quantum numbers n, l and m_(l) , but must have the opposite spin quantum number.

    A
    If both assertion and reason are true and reason is the correct explanation of assertion.
    B
    If both assertion and reason are true but reason is not the correct explanation of assertion.
    C
    If assertion is true but reason is false.
    D
    If both assertion and reason are false.
    • VK JAISWAL ENGLISH-PERIODIC PROPERTIES-SUBJECTIVE PROBLEMS
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    3. If heat of solution for AB(s) is -0.95xx10^(x) kcal/mol and lattice en...

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    12. The number of electrons for Zn^(2+) cation that have the value of azim...

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    13. Calculate the electronegativity of silicon atom using Allred-rochow's ...

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    14. If heat of solution for AB(s) is -0.95xx10^(x) kcal/mol and lattice en...

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    15. Consider the following Borh-Habber's cycle for formation of MX(3)(s). ...

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    16. Calculate value of -U/100, for AB(s), from following data of Born-Habe...

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    17. Consider the following orders: (i) HF gt HCl gt HBr gt HI: Lewis bas...

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    18. Find out total number of representative elements in the given element:...

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    19. An element 'X' has its electronic configuration of 'K' shell is (n-5)s...

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