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Chemical Formulae

How many vale...

Question

How many valence electrons does silicon have?

A

28

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B

2

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C

14

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D

1

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E

4

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Solution

The correct option is E 4
Silicon has 4 valence electrons.

The outer electronic configuration of Si is $3 s^{2} 3 p^{2}$ .

Thus, Si has 4 valence electrons

Hence, the correct option is $E$

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