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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
- Numbers of moles of K₂Cr₂O₇ reduced by one mole os Sn²⁺
- Sodium thiosulphate is added in photography to
- KMnO₄ acts as an oxidising agent in the netural medium and gets reduced to MnO₂.
- Which one gives secondary alcohol when treated with Grignard reagent
- Siver chloride is soluble in methylamine due to the formation of
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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