Question

What has56 protons and 54 electrons and 74 neutrons

Answer 1

The answer is
Barium it’s atomic number is 56 and the atomic symbol is Ba

Answer 2

This is isotope of barium

Step-by-step explanation:

It has atomic number of 56, mass number is 130 (56 + protons + 76 neutrons) oxidation number is +2 it has two more protons than electrons ( 56 - 54 = 2 )