1.

Whichof thefollowingstatements isINCORRECT ?

Answer»

Alkalimetalsformmonovalent`M^(+)` ion
Generalelectrons condifurationofoutermostshellof alkalineearthmetals is `NS^(2)`
InAlkalimetals, thedifferentiatingelectron ENTERS nsorbital of THEATOM .
Alkalineearthmetalsoccurin natureinfreestate .

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