Chemistry, asked by Sathyadri3568, 9 months ago

What is the number of valence electrons in the last element of 3rd period? (1)
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Answers

Answered by Anonymous
4

Answer:

The last element in the third period is argon and there are 8 valence electrons .

Answered by bhasuleader
2

Answer:

The number of valence electrons of the last element in 3rd period is 8 and the element is Argon

Explanation:

Valence electron is the number of electron present in the outermost shell of an atom

electronic configuration is 2/8/8

as the outermost shell consist of 8 electrons hence valence electrons are 8

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