Question

why is sodium light and iron hard in nature

Answer 1

sodium is an alkaline metal having weak intermolecular force of attraction which makes its bond also weak while iron being a transition metal is very hard and requires great energy to break apart

Answer 2

Hey

Sodium is an alkaline metal having weak intermolecular force of attractions which makes itsbond also weak while iron being a transition metal is very hard and requires great energy to break apart .

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