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Physical Properties (Group 1)

The softness ...

Question

The softness of group IA metals increases down the group with increasing atomic number.
If true enter 1, else enter 0.
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Solution

The correct option is A 1
The metallic bonding decreases with increase in atomic size and thus, the tendency to show metallic bonding among alkali metals decreases from Li to Cs and thus, close packing of atoms in crystal lattice decreases from Li to Cs resulting in an increase in softness.

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