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The dipositive meal ion has the outermos...

The dipositive meal ion has the outermost configuration `3d^(10)4s^(0)`.The name of the element is:

A

Copper

B

Silver

C

Nickel

D

Zinc

Text Solution

Verified by Experts

The correct Answer is:
D
The element has the configuration `3d^(10)4s^(2)` and hence it is zinc.
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MODERN PUBLICATION-STRUCTURE OF ATOM-MULTIPLE CHOICE QUESTIONS (LEVEL II)
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  2. The number of spherical nodes in a 4s-orbital in hydrogen atom is:

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  8. Which of the following has maximum magnetic moment?

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  9. The electronic configuration of molybdenum (Z=42) is

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  10. The total number of unpaired electrons in Rf (Z=104) are

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  11. The number of d-electrons Fe^(2+)(Z=26) is not equal to that to the

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  12. Light of wavelenght lamda shines oinlametal surface with intensity x ...

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  13. The angular wave function depends upon quantum numbers.

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  14. The kinetic energy of the electron emitted when light of frequency 3.5...

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  15. One unpaired electron in an atom contributes a magnetic moment of 1.1 ...

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  16. Two particles A and B are in motion. If the wavelength associated with...

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  17. If r(1) is the radius of the first orbit of hydrogen atom, then the ra...

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  18. Number of electron in an atom having n=4 , m= 1 and m(s)=-1//2 are

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  19. Which of the following has a maximum number of unpaired electron?

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  20. The ground state configuration of oxygen in OF(2) is

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