Get Answers to all your Questions

header-bg qa

8.18 Predict for the following, will be coloured in aqueous solution? Give reason.

(vii)\; Co^{2+}

Answers (1)

best_answer

Yes, the aqueous solution of Co^{2+} (ferric ion) will be coloured due to presence of electron in it d-orbitals(d^{7}) and because of that d-d transition will occurs , which is responsible for colour
electronic configuration of 
Co^{2+}=[Ar]^{18}d^{7}4s^{0}

Posted by

manish

View full answer