171,809 views
4 votes
4 votes
1. Target I1

Which list of elements all have the same number of valence electrons?
a. F, CI, O, N
b. Cr, Mn, Fe, Co
C. Ne, Ar, Kr, Xe
d. Na, Mg, Al, Si

User Tzvetlin Velev
by
3.9k points

1 Answer

2 votes
2 votes

Answer:

A

B that is Cr,MN,Fe,Co. is the correct answer

C

D

User Sumith Ekanayake
by
3.3k points