Chemistry, asked by RabbaniRashaMahin, 10 months ago

what will be the oxidation number of the following elements are marked in compounds within first bracket?.
CuSO4(S)
HNO3(N)
MnO2(Mn)
K2Cr2O7(Cr)
Na2S2O3(S)
Cul(Cu)​

Answers

Answered by ansa2000mol
1

Answer:

Explanation:

1.+6

2.+5

3.+4

4.+6

5.+2

6.+1

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