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Glycerine is purified by
Options
(a) vacuum distillation
(b) simple distillation
(c) steam distillation
(d) sublimation
Correct Answer:
vacuum distillation
Explanation:
The compounds which decompose at a temperature below their normal boiling points cannot be purified by distillation under ordinary atmospheric pressure. For such compounds, distillation is carried out under reduced pressure and the process is known as vacuum distillation. Glycerine is one such compound which is purified by this method.
Related Questions: - Which of the following is obdained when acetone is treated with bleaching powder
- Hydrolysis of an ester in an alkaline medium is
- At what temperature will the volume of gas becomes 2x, if volume
- Which of the following statement is false for an isothermal expansion
- Electric configuration of chalcogens in their outermost orbit is
Topics: Basic Principles of Organic Chemistry
(124)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Which of the following is obdained when acetone is treated with bleaching powder
- Hydrolysis of an ester in an alkaline medium is
- At what temperature will the volume of gas becomes 2x, if volume
- Which of the following statement is false for an isothermal expansion
- Electric configuration of chalcogens in their outermost orbit is
Topics: Basic Principles of Organic Chemistry (124)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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