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Which of the following is the green coloured powder produced when ammonium dichromate is used in fire works
Options
(a) Cr
(b) CrO₃
(c) Cr₂O₃
(d) CrO(O₂)
Correct Answer:
Cr₂O₃
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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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
- Method used for obtaining highly pure silicon, used as a semiconductor material,
- H₂O₂ reduces MnO₄⁻ ion to
- Activated charcoal is used to remove colouring matter from pure substances.
- The correct sequence of increasing covalent character is represented by
- The monomer unit of polyvinyl chloride has the formula
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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