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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: - A nucleophilic substitution reaction proceeds through SN1 mechanism.
- The bad smelling substance, formed by the action of alcoholic caustic potash
- Number of molecules in one litre of water is close to
- If the initial concentration of the reactant is doubled, the time for half
- For a thermodynamically reversible reaction in a galvanic cell at temperature T,
Topics: Haloalkenes and Haloarenes
(78)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A nucleophilic substitution reaction proceeds through SN1 mechanism.
- The bad smelling substance, formed by the action of alcoholic caustic potash
- Number of molecules in one litre of water is close to
- If the initial concentration of the reactant is doubled, the time for half
- For a thermodynamically reversible reaction in a galvanic cell at temperature T,
Topics: Haloalkenes and Haloarenes (78)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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