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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: - The absorption of hydrogen by palladium is called
- In a given atom no two electrons can have the same values for all
- If the value of an equilibrium constant for a particular reaction is 1.6 ˣ 10¹²,
- The normality of 10 volume hydrogen peroxide is
- Dinitrogen and dioxygen are main constituents of air but these do not react
Topics: Haloalkenes and Haloarenes
(78)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The absorption of hydrogen by palladium is called
- In a given atom no two electrons can have the same values for all
- If the value of an equilibrium constant for a particular reaction is 1.6 ˣ 10¹²,
- The normality of 10 volume hydrogen peroxide is
- Dinitrogen and dioxygen are main constituents of air but these do not react
Topics: Haloalkenes and Haloarenes (78)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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