Question

the atomic number of Al is 13 and that of Cl is 17.​how many electrons, protons, neutrons, are present in Al3+ and Cl- ions.

Answer 1

in almunium there is 13 electron and 13 proton and in chlorine there is 17 electron and 17 proton

Answer 2

in Al3+ 13 proton , 14 neutron and 10 electron
in Cl- 17 proton , 18 neutron and 18 electron

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