Answer to Question #191964 in Physical Chemistry for Petra

Question

What is the oxidation number and the correct formula and working outs for these;

1. Carbon in Sodium Carbonate

2. Sulphur in Hydrogen Sulphide

3. Nitrogen in Potassium Nitrate

Answer 1

1)Na2CO3=2+x-6=0

X=4

2)H2S=2+X=0

X=-2

3)KNO3=1+X-6=0

X=5