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3 votes
Determine the oxidation number of...

a. S in SO3-2
d. Cr in Cr2O7-2
b. S in S04-2
e. Cu in Cuzo
c. S in SO2
f. O in H2O2

User Fred Pym
by
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1 Answer

6 votes

Answer:

D. Cr in Cr207-2

Step-by-step explanation:

i hope that helps

User HourGlass
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