19,000+ solved questions for JEE Advanced, JEE Mains, NEET & IChO — with answers and expert explanations.
Oxidation state of nitrogen is correctly given for Compound Oxidation State
+3 oxidation state is most common in
Oxidation number of iodide in IO ,IO ,KI and I respectively, are
When sulfur dioxide is passed in an acidified K₂Cr₂O₇ solution, the oxidation state of sulfur is changed from
The oxidation states of iodine in HIO₄, H₃IO₅ and H₅IO₆ respectively, are
In which of the following reactions, there is no change in valency? (a) SO 2H S 2H O 3S → (b) 2Na O 2Na O → (c) Na O H SO Na SO H O → (d) 4KClO 3KClO KCl → Ans (c) Sol. The oxidation states of central atom in each giv…
In which of the following compounds is the oxidation state of C highest?
The oxidation states of the most electronegative elements in the products of the reaction between BaO₂ and H₂SO₄ are
Oxidation number of carbon in CCl is :
The oxidation number of C in CH₂O is
Which one of the following reaction involves oxidation- reduction?
The oxidation state of Fe in Fe₃O₈ is
In which of the following processes is nitrogen oxidized? (a) NH N → (b) NO NO → (c) NO NO → (d) NO NH → Ans (a) Sol. o NH N → Oxidation state of N = -3 Oxidation state of N = 0 In the other reaction, the oxidation st…
The oxidant which cannot act as a reducing agent is
The oxidation number S in Na₂S₄O₆ is
The oxidation number of P in Mg₂P₂O₇ is
The oxidation number of Pr in Pr₆O₁₁ is
Oxidation number of Cl in CaOCl₂ (bleaching powder) is
The oxidation number of carbon in CH₂Cl₂ is
The oxidation number of nitrogen in NaNO₂ is
The oxidation state of chromium in Cr(CO)₆ is:
Oxidation number of nitrogen in (NH₄)₂SO₄ is
In the following equation MnO₂ acts as MnO 2H O 2e MnO 4OH →
Assertion (A): SO₂ and Cl₂ are both bleaching agents Reason (R): Both are reducing agents
Assertion (A): H₂O₂ can acts as an oxidizing agent. Reason (R): All the peroxides behave as oxidizing agents only.