EASY
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IMPORTANT
Earn 100

Which of the following are purified by vacuum distillation?

(i) Ethanol             (ii) NaCl

(iii) Glycerol          (iv) Cane sugar

61.11% studentsanswered this correctly

Important Questions on Purification of Organic Compounds

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MHT-CET
IMPORTANT
Practice Book for MHT-CET Chemistry (Organic Chemistry 1)>Chapter 4 - Purification of Organic Compounds>TOPICWISE QUESTIONS>Q 9
Essential oils from flowers can be isolated by
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MHT-CET
IMPORTANT
Practice Book for MHT-CET Chemistry (Organic Chemistry 1)>Chapter 4 - Purification of Organic Compounds>TOPICWISE QUESTIONS>Q 10
A mixture of methyl alcohol and acetone can be separated by
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MHT-CET
IMPORTANT
Practice Book for MHT-CET Chemistry (Organic Chemistry 1)>Chapter 4 - Purification of Organic Compounds>TOPICWISE QUESTIONS>Q 11
Styrene can be purified by
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MHT-CET
IMPORTANT
Practice Book for MHT-CET Chemistry (Organic Chemistry 1)>Chapter 4 - Purification of Organic Compounds>TOPICWISE QUESTIONS>Q 12
Purification of an organic compound is verified by its
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MHT-CET
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Practice Book for MHT-CET Chemistry (Organic Chemistry 1)>Chapter 4 - Purification of Organic Compounds>TOPICWISE QUESTIONS>Q 13
A mixture of two liquids B and A boil at 473 K and the vapor pressure of B and A are 840 and 24 mm Hg, respectively. The ratio of moles of A to that of B in distillate will be:
EASY
MHT-CET
IMPORTANT
Practice Book for MHT-CET Chemistry (Organic Chemistry 1)>Chapter 4 - Purification of Organic Compounds>TOPICWISE QUESTIONS>Q 14
A mixture of benzene and toluene can be separated by
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MHT-CET
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Practice Book for MHT-CET Chemistry (Organic Chemistry 1)>Chapter 4 - Purification of Organic Compounds>TOPICWISE QUESTIONS>Q 15
The Lassaigne's solution when heated with ferrous sulphate and acidified with sulphuric acid gives an intense blue colour indicating the presence of nitrogen. The blue colour is due to the formation of
EASY
MHT-CET
IMPORTANT
Practice Book for MHT-CET Chemistry (Organic Chemistry 1)>Chapter 4 - Purification of Organic Compounds>TOPICWISE QUESTIONS>Q 16
On adding AgNO3 to Lassaigne's extract of an organic compound, a black precipitate was obtained. What is the chemical composition of the black precipitate?