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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 half-life of a reaction is inversely proportional to the square of the
- Which of the following is used in the preparation of chlorine
- In the chemical reaction
2SO₂ + O₂ ⇌ 2SO₃,
increasing the total pressure leads to
- One mole of a gas absorbs 300 J of heat at constant volume and its temperature
- Amino acids,Which build up proteins, have both the carboxylic and amino groups
Topics: Haloalkenes and Haloarenes
(78)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The half-life of a reaction is inversely proportional to the square of the
- Which of the following is used in the preparation of chlorine
- In the chemical reaction 2SO₂ + O₂ ⇌ 2SO₃, increasing the total pressure leads to
- One mole of a gas absorbs 300 J of heat at constant volume and its temperature
- Amino acids,Which build up proteins, have both the carboxylic and amino groups
Topics: Haloalkenes and Haloarenes (78)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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