Question

If P = Sum of inner shell electrons
Q = Sum of outer shell electrons
R = Sum of protons
For both Na+ and Cl- ions P*R/Q = Z
Sum of 2-digit of Z is :-

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Answer 1

Answer:

Na + ( loss + ) ( gain - )

E= 10

P= 11

N= 23-11 = 12

e = p - charge number

p= 11 - ( +1 )

11 - 1 = 10