Sodium metal is soft but Iron is a hard metal. This difference arises – InterviewSolution

1.	Sodium metal is soft but Iron is a hard metal. This difference arises due to.
Answer» Sodium has lesser atomic MASS than IRON Sodium has only ONE valence ELECTRON where as iron has more There is one unpaired electron is sodium but four unpired electrons in iron Sodium reacts readily with air and moisture but iron is resistanct to action of water ANSWER :C

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