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The amphoteric oxide is
Options
(a) Mn₂O₇
(b) MnO
(c) MnO₂
(d) Mn₂O₃
Correct Answer:
MnO₂
Explanation:
(i) Oxides in lower oxidation states are basic in nature. (ii) Oxides in intermediate oxidation states are amphoteric.(iii) The oxides of higher oxidation states are acidic in nature. Mno, Mn₂O₃ – Basic, MnO₂ – Amphoteric, MnO₃, Mn₂O₇ – unstable Acidic.
Related Questions: - Which of the following statements about primary amines is false
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Topics: D and F Block Elements
(91)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Which of the following statements about primary amines is false
- A mixture contains O₂ and N₂ in the ratio of 1 : 4 by the weight
- Using the Gibb’s energy change,ΔG⁰ = +63.3 kJ, for the following reaction
- Acetanilide can be prepared,from aniline with
- Of the following reaction, only one is a redox reaction.Identify this reaction
Topics: D and F Block Elements (91)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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