In the following change,KMnO₄ → MnO₂, the oxidation state of Mn changes as
In the following change,KMnO₄ → MnO₂, the oxidation state of Mn changes as Options (a) 7 → 4 (b) 5…
7 years ago
Hydrogen and Redox Reactions
If HNO₃ changes into N₂O, the oxidation number is changed by
If HNO₃ changes into N₂O, the oxidation number is changed by Options (a) 0 (b) 6 (c) 2 (d) 4…
7 years ago
Equivalent weight of KMnO₄ in basic medium is (mol.wt. of KMnO₄ = 158)
Equivalent weight of KMnO₄ in basic medium is (mol.wt. of KMnO₄ = 158) Options (a) 31.5 (b) 52.67 (c) 79…
7 years ago
The oxidation state of halogen atom is ‘+3’ in
The oxidation state of halogen atom is '+3' in Options (a) ClO₂ (b) Cl₂O₃ (c) Cl₂O₆ (d) I₂O₅ Correct Answer:…
7 years ago
The reaction : Ag²⁺(aq) + Ag(s) ⇌ 2Ag⁺(aq) is an example of
The reaction : Ag²⁺(aq) + Ag(s) ⇌ 2Ag⁺(aq) is an example of Options (a) reduction (b) oxidation (c) disproportionation (d)…
7 years ago
Which of the following can act as an oxidising as well as reducing agent
Which of the following can act as an oxidising as well as reducing agent Options (a) Chlorine (b) Air (c)…
7 years ago
Among the following, identify the compound which cannot act as both oxidising
Among the following, identify the compound which cannot act as both oxidising and reducing agents Options (a) H₂O₂ (b) HNO₂…
7 years ago
In Cr₂O₇²⁻ the oxidation numbers are
In Cr₂O₇²⁻ the oxidation numbers are Options (a) O = -2, Cr = +6 (b) O = +2, Cr =…
7 years ago
KMnO₄ acts as an oxidising agent in the netural medium and gets reduced to MnO₂.
KMnO₄ acts as an oxidising agent in the netural medium and gets reduced to MnO₂. The equivalent weight of KMnO₄…
7 years ago
The oxidation state of chlorine in HClO₄ is
The oxidation state of chlorine in HClO₄ is Options (a) -1 (b) 3 (c) 5 (d) 7 Correct Answer: 7Explanation:No…
7 years ago