Question

the atomic number of an element in 19 write its EC draw its structure compare the relative change and mass of electron proton and neutron class 9​

Answer 1

Answer:

the atomic number of an element in 19 write its EC draw its structure compare the relative change and mass of electron proton and neutron class 9

Explanation:

the atomic number of an element in 19 write its EC draw its structure compare the relative change and mass of electron proton and neutron class 9