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Why Cu, Ag and Au are transition element...

Why `Cu, Ag` and `Au` are transition elementsm although they have completely filled `d`-orbititals ?

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Verified by Experts

This is because copper ion, `Cu^(2+)` has partially filled d-orbitals `(d^9)`
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Knowledge Check

  • A completely filled d-orbital (d^10) is

    A
    Spherically symmetrical
    B
    has octahedral symmetry
    C
    Has tetrahedral symmetry
    D
    Depends on the atom

  • a completely filled d orbital (d^(10))

    A
    Spherically symmetrical
    B
    Has octahedral symmetrical
    C
    Has octahedral symmetry
    D
    Depends on the atom

  • Statement-1: silver is a transition element. Statement-2: silver atom has completely filled d-robitals (4d^(10)) in its ground state.

    A
    Statement-1 is true, statement-2 is true, statement-2 is a correct explanation for statement-1.
    B
    Statement-1 is true, statement-2 is true, statement-2 is NOT a correct explanation for statement-1
    C
    Statement-1 is true, statement-2 is false.
    D
    statement-1 is false, statement-2 is true.
    • MODERN PUBLICATION-D AND F-BLOCK ELEMENTS-CONCEPTUAL QUESTION
    1. Why Cu, Ag and Au are transition elementsm although they have complete...

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    2. Ions of Zn^(2+) and Ti^(4+) are colourless while Cu^(2+) and Ni^(2+)...

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    3. (a) of the ions Ag^(+),Co^(2+) and Ti^(+), which one will be coloured ...

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    4. Which of the following exhibits the greatest number of oxidation state...

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    5. Out of cobalt and zinc salts, which is attracted in a magnetic field. ...

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    6. Which divalent metal ion has maximum paramagnetic character among the ...

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    7. Giving reasons indicate which one of the following would be coloured ?...

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    8. Why are the ionisation energies of 5d elements greater than 3d element...

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    9. K(2)PtCl(6) compound whereas corresponding Ni compound is not known. E...

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    10. The standard reduction potentials of Co^(2+) and Co^(3+) are -0.28 V ...

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    11. The sum of IE(1) and IE(2) and those of IE(3) and IE(4) in (kJ mol^(-1...

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    12. Which of the two ferrous or ferric ion has larger magnetic moment and ...

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    13. which metal in the first series of transition metals exhibits +1 oxid...

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    14. Name the following: (i) Divalent ion of first transition series h...

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    15. The melting and boiling points of Zn, Cd and Hg are low. Why?

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    16. What may be the stable oxidation state of the transition element with ...

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    17. Name the transition element which does not exhibit variable oxidation ...

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    18. Fe^(3+) compounds are more stable than Fe^(2+) compounds because

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    19. How would you account for the increasing oxidising power in the series...

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    20. On the basis of the standard electroe potential values stated for acid...

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