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In which of the following pairs, the num...

In which of the following pairs, the number of electrons in the outermost shell are different?

A

As, Sb

B

Ge, Sn

C

In, Pt

D

Se, Te

Text Solution

Verified by Experts

The correct Answer is:
C
In (Z = 49) and Pt (Z = 78) belong to different groups and as such have different number of electrons in the outermost shell.
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DINESH PUBLICATION-ATOMIC STRUCTURE-Revision Questions
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  8. The nineteenth electron of chromium has which of the following set of ...

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  9. Rutherford's model suggests the existence of

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  10. For how many orbitals are the quantum numbers n = 3, l = 2, m = +2 pos...

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  11. In the ground state, an element has 13 electrons in its M shell. The e...

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  12. Which one of the following pairs of ions have the same electronic conf...

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  13. Which is not true with respect to the cathode rays ?

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  14. An element M has an atomic mass 19 and atomic number 9. Its ion is rep...

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  15. Rutherford's alpha particle dispersion experiment concludes that

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  16. Which of the following element's outermost orbit's last electron has m...

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