The correct order of the rate of expulsion of hydrogen as H+ in the above figure is:

1. 1 > 2 > 3

2. 2 > 3 > 1

3. 2 > 1 > 3

4. 3 > 2 > 1

Subtopic:  Acidic & Basic Character |

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Which alkene is most stable ?

1. CH2=CH-CH2-CH3

2. CH33C-CH=CH2

3. CH3-CH=CH-CH3

4. CH32C=CCH32

Subtopic:  Electron Displacement Effects |
 69%

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The aromatic compound among the following is :

Subtopic:  Aromaticity & Polarity |
 75%
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Which of the following carbocations is the most stable?

1.  2.  \(\mathrm{(CH}_3){ }_3 \stackrel{\oplus}{\mathrm{C}}\)
3.  \(\mathrm{CH}_2=\mathrm{CH}-\stackrel{\oplus}{\mathrm{C}\mathrm{H}_2}\) 4.  \(\left(\mathrm{CH}_3\right)_2 \stackrel{\oplus}{\mathrm{C H}}\)
Subtopic:  Reaction Intermediates ; Preparation & Properties |
 57%
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Which hydrocarbon is most acidic ?

Subtopic:  Acidic & Basic Character |
 64%

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How many chiral centers are present in 3,4-dibromo-2-pentanol?

1. 1

2. 2

3. 3

4. 4

Subtopic:  Stereo Isomers |
 74%
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Which of the following compounds is an isomer of methyl vinyl ether?

1. Propanal

2. 1-Propanol

3. Ethyl methyl ether

4. Dimethylether

Subtopic:  Structural Isomers |
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Which of the following molecule have (2R,3-Z) configuration ?

1. 

2. 

3. 

4. 

Subtopic:  Stereo Isomers |
 50%

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Compound which is not isomeric with diethyl ether is :

1. Methyl-n-propyl ether

2. 1-Butanol

3. 2-Methyl-2-propanol

4. Butanone

Subtopic:  Structural Isomers |
 59%
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CH3-CH|OH-CH|OH-CH|OH-CH3

How many optical isomers are possible in this compound ?

1. 2

2. 3

3. 4

4. 5

Subtopic:  Stereo Isomers |

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