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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 one of the following ionic species has the greatest proton affinity to form
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Topics: Basic Principles of Organic Chemistry
(124)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Which one of the following ionic species has the greatest proton affinity to form
- A reaction occurs spontaneously is
- Molten NaCl results in conduction because of
- In which of the following compounds, nitrogen exhibits highest oxidation state
- What is the oxidation number of Co in [Co(NH₃)₄Cl(NO₂)]
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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