It has same valency as Lithium.

CBSE Sample Question Paper, Class 10 Science Term 2 Question 1 - (It has same valency as Lithium.)

By
Komal Kohli
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8 Choose an element from period 3 of modern periodic table that matches the description given below in each instance. Give reason for your choice.
b. It has same valency as Lithium.

Ans : b. Sodium
Reason:
It has 1 valence electron like Lithium

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