Question

The coordination number and the oxidation state of the element ‘E’ in the complex
[E (en)₂ (C₂O₄)]NO₂ (where (en) is ethylene diamine) are, respectively,
(a) 6 and 2
(b) 4 and 2
(c) 4 and 3
(d) 6 and 3

Answer 1

D IS CORRECT ANSWER....

Answer 2

${\huge {\mathfrak {Answer :-}}}$

➡️ Option (D) 6 and 3.

That's it..