A) 5
B) 4
C) 3
D) 2
Correct Answer: C
Solution :
Large jump between\[I{{E}_{3}}\And \text{ }I{{E}_{4}}.\text{ }So\text{ }I{{E}_{4}}\And \text{ }I{{E}_{5}}\], not possible, therefore 3 electron in valence shell.You need to login to perform this action.
You will be redirected in
3 sec