Question

write the oxidation state of following with their atomic number 61,91,101,109​

Answer 1

Answer:

Explanation:

Atomic number Electronic configuration

       61                     [Xe]54 4f5 5d0 6s2

       91                      [Rn]86 5f2 6d1 7s2

       101                      [Rn]86 5f13 5d0 7s2

      109                       [Rn]86 5f14 6d7 7s2