Question

Plzzz someone help me for thissssss.....​

Answer 1

Answer:

number of electron = 2 + 8 + 18 + 3 = 31

NUMBER OF ELECTRON IN AN ATOM= NUMBER OF PROTON = ATOMIC NUMBER

Atomic number= 31

The number of neutrons is equal to the difference between the mass number of the atom (M) and the atomic number (Z).

NUMBER of neutron= 67 - 31 = 36

Hope it helps you , thanks you

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