No. of moles in 134g of Mg, n=134/24 =5.58 moles
No. of atoms = n* Avogadro number
= 5.58 X 6.022 X 10^23
=33.60 X 10^23 atoms
Answer:
[Ar]3d^{10}4s^{2}4p^{6}
Explanation:
Electronic Configuration of Bromine : [Ar]3d^{10}4s^{2}4p^{5}
At oxidation state -1, electronic Configuration of Bromine : [Ar]3d^{10}4s^{2}4p^{6}
Through the vibration of particles in a medium.
