The Sblock Elements Ques 5

5. Compared with the alkaline earth metals, the alkali metals exhibit

[1990]

(a) Smaller ionic radii

(b) Highest boiling points

(c) Greater hardness

(d) Lower ionization energies.

Show Answer

Answer:

Correct Answer: 5.(d)

Solution:

(d) Because of larger size and smaller nuclear charge, alkali metals have low ionization potential relative to alkaline earth metals.



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