AP and TS EAMCET Engineering Model Paper 13

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Question : 127 of 160

Marks: +1, -0

The oxidation numbers of sulphur atoms in Na2S4O6 are:

+1, −5, −5,+ 5
+2.5, +2.5, +2.5, +2.5
+5,0,0,+5
+6, −2, −2, +6

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