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MEDIUMMCQ SINGLEJEE Advanced ChemistryInorganic Chemistrys- Block 3.0Group II Elements: Alkaline Earth Metals

The first ionization enthalpy of the alkaline earth metals are …X…. that of corresponding group I metal. Here, X refers to

A.Smaller than

B.Higher than✓ Correct

C.Same as

D.None of the above

Explanation

The first ionization enthalpies of alkaline earth metals are higher than alkali metals. This is due to decreases in size of alkaline earth metals compared to alkali metals.

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