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Byju's Answer
Standard XII
Chemistry
Ionic Radii and Ionisation Enthalpy (Group 2)
Alkali metals...
Question

Alkali metals have

A
Low densities
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B
high ionisation enthalpy
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C
High melting point
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D
high tensile strength
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Solution

The correct option is A Low densities
Alkali metals are lightest elements.

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