Question

Atomic number and atomic mass of an element m are 25 and 52 respectively.the number of electrons,protons and neutrons in m^+2 ion are

Answer 1

ACCORDING TO QUESTION,
ATOMIC NO=25
ELECTRONIC CONFUGRATION IS AS FOLOW
2,8,8,7
NO OF ELECTRON IN THE ION =25-2=23
,, OF PROTONS=25
NO OF NUETRONS =52-25=27

Answer 2

Explanation:

aomic no= no of protons=25

atomic no - atomic mass=no of neutron

55-25=30

no of electrons=25

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