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Absolute alcohol is prepared from rectified spirit by:

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Important Questions on Organic Chemistry- Some Basic Principles and Techniques

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Chemistry>Organic Chemistry>Organic Chemistry- Some Basic Principles and Techniques>Methods of Purification of Organic Compounds
Which one is not equal to zero for an ideal solution?
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Chemistry>Organic Chemistry>Organic Chemistry- Some Basic Principles and Techniques>Methods of Purification of Organic Compounds
The mixture which shows positive deviation from Raoult’s law is
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Chemistry>Organic Chemistry>Organic Chemistry- Some Basic Principles and Techniques>Methods of Purification of Organic Compounds
Water +CH3OH mixture shows positive deviation from ideal solution behaviour 100 mL of water is mixed with 100 mL  of CH3OH. Then, total volume of the mixture will be
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Chemistry>Organic Chemistry>Organic Chemistry- Some Basic Principles and Techniques>Methods of Purification of Organic Compounds
Which of the following mixture is non-ideal solution?
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Chemistry>Organic Chemistry>Organic Chemistry- Some Basic Principles and Techniques>Methods of Purification of Organic Compounds
For an ideal solution of two components A & B, which of the following is true?
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Chemistry>Organic Chemistry>Organic Chemistry- Some Basic Principles and Techniques>Methods of Purification of Organic Compounds
Write two differences between ideal and non-ideal solutions.
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Chemistry>Organic Chemistry>Organic Chemistry- Some Basic Principles and Techniques>Methods of Purification of Organic Compounds
Which of the following mixtures shows negative deviation from Raoult's law?
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Chemistry>Organic Chemistry>Organic Chemistry- Some Basic Principles and Techniques>Methods of Purification of Organic Compounds
Which of the following statements is not true about partition chromatography?
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Chemistry>Organic Chemistry>Organic Chemistry- Some Basic Principles and Techniques>Methods of Purification of Organic Compounds
For an ideal solution, the correct option is:
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Chemistry>Organic Chemistry>Organic Chemistry- Some Basic Principles and Techniques>Methods of Purification of Organic Compounds
The mixture that forms maximum boiling azeotrope is
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Chemistry>Organic Chemistry>Organic Chemistry- Some Basic Principles and Techniques>Methods of Purification of Organic Compounds
Which of the following conditions is satisfied by a non-ideal solution?
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Chemistry>Organic Chemistry>Organic Chemistry- Some Basic Principles and Techniques>Methods of Purification of Organic Compounds
Which one of the following is incorrect for ideal solution?
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Chemistry>Organic Chemistry>Organic Chemistry- Some Basic Principles and Techniques>Methods of Purification of Organic Compounds
If Dichloromethane (DCM) and water H2O are used for differential extraction, which one of the following statements is correct?
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Chemistry>Organic Chemistry>Organic Chemistry- Some Basic Principles and Techniques>Methods of Purification of Organic Compounds
What is an ideal solution?
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Chemistry>Organic Chemistry>Organic Chemistry- Some Basic Principles and Techniques>Methods of Purification of Organic Compounds
The correct match between Item I and Item II is:
 
Item I Item II
A Benzaldehyde P Mobile phase
B Alumina Q Adsorbent
C Acetonitrile R Adsorbate
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Chemistry>Organic Chemistry>Organic Chemistry- Some Basic Principles and Techniques>Methods of Purification of Organic Compounds
The distillation technique most suited for separating glycerol from spent - lye in the soap industry is:
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Chemistry>Organic Chemistry>Organic Chemistry- Some Basic Principles and Techniques>Methods of Purification of Organic Compounds
The most suitable method of separation of 1:1 mixture of ortho and para-nitrophenol is:
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Chemistry>Organic Chemistry>Organic Chemistry- Some Basic Principles and Techniques>Methods of Purification of Organic Compounds
Solution A contains acetone dissolved in chloroform and solution B contains acetone dissolved in carbon disulphide. The type of deviations from Raoult’s law shown by solutions A and B, respectively are
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Chemistry>Organic Chemistry>Organic Chemistry- Some Basic Principles and Techniques>Methods of Purification of Organic Compounds
Benzene and naphthalene form an ideal solution at room temperature. For this process, the true statement(s) is (are)
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Chemistry>Organic Chemistry>Organic Chemistry- Some Basic Principles and Techniques>Methods of Purification of Organic Compounds
Mixture(s) showing positive deviation from Raoult's law at 35oC is (are)