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Pyrolusite is an ore of
Options
(a) manganese
(b) tin
(c) lead
(d) polonium
Correct Answer:
manganese
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - In acidic medium, H₂O₂ changes Cr₂O₇²⁻ to CrO₅ which has two
- When KMnO₄ reacts with KBr in alkaline medium gives bromate ion. Then oxidation
- Crystal field stabilization energy for high spin d⁴ octahedral complex is
- If the atomic number of an element is 33, it will be placed in the periodic table
- Oxidation state of sulphur in S₈, H₂S and S₂F₂ is
Topics: Surface Chemistry and Isolation of Elements
(88)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- In acidic medium, H₂O₂ changes Cr₂O₇²⁻ to CrO₅ which has two
- When KMnO₄ reacts with KBr in alkaline medium gives bromate ion. Then oxidation
- Crystal field stabilization energy for high spin d⁴ octahedral complex is
- If the atomic number of an element is 33, it will be placed in the periodic table
- Oxidation state of sulphur in S₈, H₂S and S₂F₂ is
Topics: Surface Chemistry and Isolation of Elements (88)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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