Science, asked by vijayrathore7733, 3 months ago

Which among the following has 2 + valency?
a. Sodium
b. Ammonium
c. Calcium
d. Aluminium

Answers

Answered by Anonymous

5

Answer:

calcium......is correct ans

Answered by Monasutradhar

3

Answer:

Option (c) Calcium

Explanation:

It has valency 2

Electronic Configuration = 2.8.2

It is a metal

Hope it will help you

Thank u

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