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Select the correct statements -...

Select the correct statements -

A

Successive ionisation energy of particular atom are alwys in increasing order.

B

A cation is always greater than their parent atom.

C

First electron gain enthalp of any atom is always exothermic in periodic table .

D

`N^(+)` has more ionisation energy as compare to N atom.

Text Solution

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The correct Answer is:
A, D
(b) cation is always smaller than atom.
(c ) 1 st electron gain enthalpy of noble gases is positive
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