The oxidation state of I in H₄IO₆⁻ is
The oxidation state of I in H₄IO₆⁻ is Options (a) 1 (b) -1 (c) 7 (d) 5 Correct Answer: 7Explanation:No…
7 years ago
Hydrogen and Redox Reactions
The number of moles of acidified KMnO₄ required to oxidise one mole
The number of moles of acidified KMnO₄ required to oxidise one mole of ferrous oxalate (FeC₂O₄) is Options (a) 5…
7 years ago
When KMnO₄ reacts with KBr in alkaline medium gives bromate ion. Then oxidation
When KMnO₄ reacts with KBr in alkaline medium gives bromate ion. Then oxidation state of Mn changes from +7 to…
7 years ago
The change in oxidation state of sulphur when sulphur dioxide is passed
The change in oxidation state of sulphur when sulphur dioxide is passed in an acidified K₂Cr₂O₇ solution is from Options…
7 years ago
For decolourization of 1 mole of KMnO₄, the moles of H₂O₂ required is
For decolourization of 1 mole of KMnO₄, the moles of H₂O₂ required is Options (a) 1/2 (b) 3/2 (c) 5/2…
7 years ago
The oxidation number of oxygen in O₂PtF₆ is
The oxidation number of oxygen in O₂PtF₆ is Options (a) zero (b) 1/2 (c) 1 (d) -1/2 Correct Answer: 1/2Explanation:No…
7 years ago
MnO₄²⁻ (1 mole) in neutral aqueous medium is disproportionated to
MnO₄²⁻ (1 mole) in neutral aqueous medium is disproportionated to Options (a) 2/3 mole of MnO₄⁻ and 1/3 mole of…
7 years ago
How many moles of iodine are liberated when 1 mole of potassium dichromate
How many moles of iodine are liberated when 1 mole of potassium dichromate reacts with potassium iodide Options (a) 1…
7 years ago
A gas z is bubbled through a solution containing x⁻ and y⁻. If the reduction
A gas z is bubbled through a solution containing x⁻ and y⁻. If the reduction potential are in the order…
7 years ago
The volume of 0.05 M KMnO₄ solution required to oxidized completely 2.70g
The volume of 0.05 M KMnO₄ solution required to oxidized completely 2.70g of oxalic acid (H₂C₂O₄) in acidic medium will…
7 years ago