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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: - Which of the following will not show resonance
- The solubility product of a sparingly soluble salt AX₂ is 3.2 ˣ 10⁻¹¹.
- Urea reacts with nitrous acid to give
- A sample of chloroform before being used as an anaesthetic agent is tested by
- 0.4g of silver salt of a monobasic organic acid gave 0.26g pure silver on ignition
Topics: Haloalkenes and Haloarenes
(78)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Which of the following will not show resonance
- The solubility product of a sparingly soluble salt AX₂ is 3.2 ˣ 10⁻¹¹.
- Urea reacts with nitrous acid to give
- A sample of chloroform before being used as an anaesthetic agent is tested by
- 0.4g of silver salt of a monobasic organic acid gave 0.26g pure silver on ignition
Topics: Haloalkenes and Haloarenes (78)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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