Redox Reactions questions
1186 published questions with worked solutions.
- The oxidation number that iron does not exhibit in its common compounds or in its elemental state is:
- Maximum oxidation state is present in:
- In the reaction of O_3 and H_2O_2, the latter acts as:
- The oxidation state of iron in sodium nitroprusside is:
- Oxidation state of carbon in graphite is:
- In which reaction the underlined substance has been reduced?
- Which reaction involves neither oxidation nor reduction?
- When SO_2 is passed in acidified potassium dichromate solution, the oxidation state of S is changed from:
- Oxidation number of P in P_2O_7^ 4- is:
- It is found that V forms a double salt isomorphous with Mohr's salt. The oxidation number of V in this compound is:
- In the reaction, C+4HNO_3 CO_2+2H_2O+4NO_2, HNO_3 acts as:
- Which combination is odd with respect to oxidation numbers of S, Cr, N and H respectively:
- In the preparation of chlorine from HCl, MnO_2 acts as:
- Reduction is a process which involves:
- Oxidation number of carbon in C_3O_2, Mg_2C_3 are respectively:
- Oxidation number of S in (CH_3)_2SO is:
- The oxidation number of Ni in K_4[Ni(CN)_4] is:
- Oxidation number of nitrogen in AgNO_3 is:
- The oxidation number of iodine in IF_5 is:
- The oxidation state of Ni in Ni(CO)_4 is:
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