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Ionization Enthalpy

The energy of...

Question

The energy of electron in an orbit of H - atom is - 19.6 K.Cal/ mole. Then the number of subshells present in that orbit is

A

16

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B

4

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C

9

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D

3

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Solution

The correct option is B
4

Energy of fourth orbit is - 19.6 K.Cal.So fourth orbit contains four subshells.

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