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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.
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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
- Copper pyrite, the chief ore of copper, is
- The oxidation number of As in H₂AsO₄⁻ is
- Which of the following is endothermic reaction
- Standard enthalpy and standard entropy changes for the oxidation of ammonia
- Nitrogen in an organic compound can be estimate by
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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