Question

ਸਮਾਨਤਾ ਹੋਵੇਗੀ? The electronic
configuration of an atom is 2,8,1.
Which of the following is chemically
similar to this?
O
Cl(17)
O Li(3)
O Ar(18)
O F(9)
O This is a required question​

Answer 1

Answer:

Is this PAS Question............ I attempt Cl 17