Question

The number of electrons,protons and neutrons in a species are equal to 35,36 and 45 respectively.Assign the proper symbol to the species

Answer 1

the atomic mass is written at top left of the symbol of element and atomic number is written at the base of symbol of element at left side. in this case:

A=81

Z=36

⁸¹₃₆x+    (+ sign as it is an electron deficient species)

P.S. alignment of both A and Z is same, wasn't able to type it ...