1.

Alkaline earth metals are denser than corresponding alkali metsl .Comment on the statement

Answer»

Solution :(i) compariosn of nuclear CHARGE in alkaliand akaline earth metals
(ii) RELATION and comparion between nuclear chage and atomic sizeof alkali and ALKALINE earth metals
(iii) comparison of atomic mass of corresponding elements of IA and IIA
(iv) relation between mass size and DENSITY


Discussion

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