What is the valence shell electron configuration of the element with atomic number 17?

a

1s2 2s2 2p6 3s2 3p4

b

1s2 2s2 2p6 3s2 3p5

c

2s2 2p6

d

3s2 3p5

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Explanation

Correct Option
d

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Discussions (40)

ICEDOK
5 years ago
Image

The answer is D, they said valence shell electronic configuration

badformular
10 years ago

buh normally it shud have been b

JosephDanny
3 years ago

The question says Vawulence electron, pls take note of that 'Vawulence electron' so the correct answer is D

Wilsonwilliams
6 years ago

The question is taking about VALENCE ELECTRON ...here @myschool

Isola Tolu
12 years ago

please explain how you got the valence electron of the element with atomic number 17 to be option D. 3s2 3p5

Sterix10
10 years ago

the ans is D,dey were asking 4 d valence shell electron not d electronic configuration

Myschool Kelly
10 years ago

Thanks for your contributions. Correction has been made.

Gboynba
2 years ago

I got the answer but they failed me

Icingsugar
1 year ago

I felt the answer was D
But after deep thoughts I realized that we were asked the valence electrons configuration not the total electric configuration
The valence electron for an element with atomic number 17 is 7
That's why D is the right answer

Atolagbekehinde
1 year ago

IS THE ANSWER B OR D

ehmjahy7
3 months ago

I don't understand

Igboaba
5 years ago

The valence shell electron configuration

Tboymeg
2 years ago

in what way pls

Ojo243
1 year ago

Atomic 17 supposed to be B

booklady2009
1 year ago

You know chlorine has an atomic number of seventeen and it belongs to group 7 which makes it an halogen

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