Chemistry, asked by mahinoorkhan327, 3 months ago

1. Write the symbol and valency of the following radicals. [5]
a) Dichromate
b) Plumbite
c) Zincate
d) Ammonium
el Permanganate

Answers

Answered by yadavruby450

1

a)Cr2O7

Valency=7

b)Na2PbO2

Valency=+3

c)Na2ZnO2

Valency=+2

d)MnO4

valency= -1

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