Question

5) Calculate the valency of
(i)Nitrogen in NO2=
(ii) Lead in Pb O2=
(iii) Iron in FeO =
(iv) copper in CuO=
(v)Manganese in Mn Cl2=​

Answer 1

Answer:

Nitrogen- 3

Lead- 4,2

Iron- 2,3

Copper-2

Manganese- 2

Answer 2

Answer:

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