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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: - Specific conductance of 0.1 M sodium chloride solution is 1.06 ˣ 10⁻²
- Which one of the elements has the highest ionisation energy?
- Strong reducing behaviour of H₃PO₂ is due to
- In the following reaction reducing agent is
2K₃[Fe(CN)₆]+H₂O₂+2KOH→2K₄[Fe(CN)₆]
- The volume of 0.05 M KMnO₄ solution required to oxidized completely 2.70g
Topics: Haloalkenes and Haloarenes
(78)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Specific conductance of 0.1 M sodium chloride solution is 1.06 ˣ 10⁻²
- Which one of the elements has the highest ionisation energy?
- Strong reducing behaviour of H₃PO₂ is due to
- In the following reaction reducing agent is 2K₃[Fe(CN)₆]+H₂O₂+2KOH→2K₄[Fe(CN)₆]
- The volume of 0.05 M KMnO₄ solution required to oxidized completely 2.70g
Topics: Haloalkenes and Haloarenes (78)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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