bezicoffee7 bezicoffee7

27-02-2021
Chemistry

contestada

d) +1
27. What is the oxidation number of phosphorus inPO-?
a) -3
b) +5
c)-8
d) +3
28
LU01
10

Respuesta :

27-02-2021

Answer:

I guess letter A

Explanation:

but the real number of oxidation of PO-

p=1

O= -2

can you explain, how can I answer this question?

I know how to get the oxidation but the problem is there nothing to the options.

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