A liquid compound (x) can be purified by steam distillation only if it is:

1. Steam volatile, immiscible with water 

2. Not steam volatile, miscible with water

3. Steam volatile, miscible with water

4. Not steam volatile, immiscible with water

Subtopic:  Purification of Organic Compounds |
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The compound which shows metamerism is: 

1. C3H6O 2. C4H10O
3. C5H12 4. C3H8O
Subtopic:  Structural Isomers |
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What is the correct structure of 2,6-Dimethyl-dec-4-ene?

1. 2.
3. 4.

Subtopic:  Nomenclature |
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Glycerol is separated in soap industries by:

1.  Steam Distillation 

2.  Distillation under reduced pressure

3.  Fractional distillation 

4. Differential extraction

Subtopic:  Qualitative Analysis of Organic Compounds |
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Level 2: 60%+
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Which of the following pairs are metamers of ethyl propionate?

1. C4H9COOH and HCOOC4H9

2. C4H9COOH and CH3COOC3H7

3. CH3COOCH3 and CH3COOC3H7

4. CH3COOC3H7 and C3H7COOCH3

Subtopic:  Structural Isomers |
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The most stable carbocation among the following is:

1. 2.
3. 4.
Subtopic:  Reaction Intermediates ; Preparation & Properties |
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The IUPAC name of the given compound is:

1. 3-(Bromomethyl)-2-methyl butanoyl chloride

2. 3-(Bromomethyl)-2-methyl propionyl chloride

3. 2-(Bromomethyl)-3-methyl butanoyl chloride

4. None of the above

Subtopic:  Nomenclature |
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A tertiary butyl carbocation is more stable than a secondary butyl carbocation because-

1. + R effect of CH3 groups 

2. -R effect of - CH3  groups 

3. Hyperconjugation 

4. -l effect of -CH3 groups 

Subtopic:  Electron Displacement Effects | Reaction Intermediates ; Preparation & Properties |
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Paper chromatography is an example of:

1. Partition chromatography

2. Thin layer chromatography

3. Column chromatography

4. Adsorption chromatography

Subtopic:  Purification of Organic Compounds |
 57%
Level 3: 35%-60%
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Addition of K4[Fe(CN)6] solution to FeCl3 solution gives: 

1. Fe2[Fe(CN)6]

2. Fe4[Fe(CN)6]3

3. Fe3[Fe(CN)6]4

4. Fe[Fe(CN)6]2

Subtopic:  Qualitative Analysis of Organic Compounds |
 78%
Level 2: 60%+
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