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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: - Each unit cell of NaCl consists of 6 chlorine atoms and
- During change of O₂ to O₂⁻ ion, the electron adds on which one of the following
- Benzaldehyde condenses with N,N-dimethylaniline in presence of anhydrous ZnCl₂
- High ionisation energy indicates that
- The most common lanthanide is
Topics: Haloalkenes and Haloarenes
(78)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Each unit cell of NaCl consists of 6 chlorine atoms and
- During change of O₂ to O₂⁻ ion, the electron adds on which one of the following
- Benzaldehyde condenses with N,N-dimethylaniline in presence of anhydrous ZnCl₂
- High ionisation energy indicates that
- The most common lanthanide is
Topics: Haloalkenes and Haloarenes (78)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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