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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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- White lead is
- If 0.44g of a colourless oxide of nitrogen occupies 224 ml at 1520 mm of Hg and 273⁰C
- Decreasing order of stability of O₂ , O₂⁻ , O₂⁺ and O₂²⁻ is
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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
- Bohr’s theory was modified to give the concept of elliptical orbits by
- White lead is
- If 0.44g of a colourless oxide of nitrogen occupies 224 ml at 1520 mm of Hg and 273⁰C
- Decreasing order of stability of O₂ , O₂⁻ , O₂⁺ and O₂²⁻ is
- Numbers of moles of K₂Cr₂O₇ reduced by one mole os Sn²⁺
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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