Question

give the oxidation state of each element in the following molecules and ions:
a. K+
b.OBr2
c.HSnO2-
d.S2O82-
e.ClO4+
f.HMnO4-
g.H3PO4

Answer 1

a. K +1

b. O -2 Br +1

c. H +1 Sn +2 O -2

d. S +6 O -2, -1

e. Cl +7 O -2

f. H +1 Mn +6 O -2

g. H +1 P +5 O -2