Question

If number of electrons in an atom 9 and number of protons is also 9, than.
A) What is the atomic number of the atom?
B) What is the charge on the atom?
C) write its electronic configration?
D) What is the valency of atom?
E) What type of ion this atom will form?

Answer 1

A) atomic no. is 9

B)neutral

C) E.C = 2' 7

D) VALENCY is 1

E) negative ion

Answer 2

a)9
b) neutral
C)2,6,1
D) Valency=1
E)