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CCl₄ is used as a fire extinguisher, because
Options
(a) its boiling point is low
(b) its melting point is high
(c) it gives incombustible vapour
(d) it forms covalent bond
Correct Answer:
it gives incombustible vapour
Explanation:
CCl₄ is used as fire extinguishers under the name pyrene. The dense vapours form protective layer on the burning objects and Prevent the oxygen or air to come in contact with the burning objects and gives incombustible vapours.
Related Questions: - In the compounds KMnO₄ and K₂Cr₂O₇, the highest oxidation state is of the element
- The bond angle of sp² – hybrid orbital is
- Reason of lanthanoid contraction is
- Which responds to +ve iodoform test
- Which of the following is a disproportionation reaction
Topics: Haloalkenes and Haloarenes
(78)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- In the compounds KMnO₄ and K₂Cr₂O₇, the highest oxidation state is of the element
- The bond angle of sp² – hybrid orbital is
- Reason of lanthanoid contraction is
- Which responds to +ve iodoform test
- Which of the following is a disproportionation reaction
Topics: Haloalkenes and Haloarenes (78)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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