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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.
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- Which one of the following elements constitutes a major impurity in pig iron
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Topics: Haloalkenes and Haloarenes
(78)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The internal energy of a system is the sum of
- Which one of the following elements constitutes a major impurity in pig iron
- Which one of the following is tridentate ligand
- How many mole of MNO₄⁻ ion will react with 1 mole of ferrous oxalate in acidic medium
- CH₃CH₂CONH₂ on treatment with P₂O₅ yields
Topics: Haloalkenes and Haloarenes (78)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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