1.

TheI.P. Of Nais 5.48eV, theionizationpotentialof K willbe

Answer»

SAMEAS THATOF Na
4.34 EV
5.68 eV
10.88 eV

Solution :Since K haslargersize than `Na ` thereforeitsI.P.Is smallerthan that Na i.e.,4.34 eV ,. Thusoption( b) iscorrect.


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