Question

# The coordination number and the oxidation state of the element $$E$$ in the complex $$[E(en)_{2}(C_{2}O_{4})]NO_{2}$$, where $$en$$ is ethylenediamine, are __________ respectively.

A
6 and 3
B
6 and 2
C
4 and 2
D
4 and 3

Solution

## The correct option is A $$6$$ and $$3$$Chemistry

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