Free help with homework

Why join Brainly?

  • ask questions about your assignment
  • get answers with explanations
  • find similar questions

Number of valence electrons in Cl–ion are:

(a) 16 (b) 8 (c) 17 (d) 18

Sciences - Main Course Book

Chapter 4. Structure of the Atom
hey plz mark as best :)


number of valence electrons is cl-ion are:-
(b)Electronic configuration of cl(Z = 17)= 2,8,7.thus it has 7 valence electrons.cl gain 1 electron to form cl-ion. so number of valence electrons=7+1=8.
0 0 0
The Brain
  • The Brain
  • Helper
Not sure about the answer?
Learn more with Brainly!
Having trouble with your homework?
Get free help!
  • 80% of questions are answered in under 10 minutes
  • Answers come with explanations, so that you can learn
  • Answer quality is ensured by our experts