Which one of the following has the shortest carbon-carbon bond length?                      

1. Benzene                     

2. Ethene

3. Ethyne                         

4. Ethane

Subtopic:  Hybridisation & Structure of Carbon Compounds |
 86%
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Which one of the following compounds is most acidic?                                   

1. 

2. 

3. 

4. 

Subtopic:  Acidic & Basic Character |
 84%
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Which of the following represents the correct order of acidity in the given compounds?

1. FCH2COOH > CH3COOH > BrCH2COOH > ClCH2COOH

2. BrCH2COOH > ClCH2COOH > FCH2COOH > CH3COOH

3. FCH2COOH > ClCH2COOH > BrCH2COOH > CH3COOH

4. CH3COOH > BrCH2COOH > ClCH2COOH > FCH2COOH 

Subtopic:  Acidic & Basic Character |
 86%
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Among the following, the strongest acid is:

1. CH3COOH 2. CH2ClCH2COOH
3. CH2ClCOOH 4. CH3CH2COOH
Subtopic:  Acidic & Basic Character |
 77%
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The distance between two adjacent carbon atoms is largest in

1. Benzene             

2. Ethene

3. Butane              

4. Ethyne

Subtopic:  Hybridisation & Structure of Carbon Compounds |
 86%
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Increasing order of acidic strength among p-methoxyphenol (I), p-methylphenol (II) and p-nitrophenol (III) is-

1. III, I, II           

2. II, I, III             

3. III, II, I             

4. I, II, III

Subtopic:  Acidic & Basic Character |
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Which of the following represent the correct decreasing order of acidic strength of following? 

(i) Methanoic acid

(ii) Ethanoic acid

(iii) Propanoic acid

(iv) Butanoic acid

1. (i)>(ii)>(iii)>(iv)

2. (ii)>(iii)>(iv)>(i)

3. (i)>(iv)>(iii)>(ii)

4. (iv)>(i)>(iii)>(ii)

Subtopic:  Acidic & Basic Character |
 88%
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The IUPAC name of the compound,

 is-

1. 1, 3-Dibromo-3-methylbutane

2. 3-Methyl-1,2-bromobutane

3. 3-Methyl-1,3-bromopropane

4. None of the above

Subtopic:  Nomenclature |
 78%
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Which of the following is more basic than aniline?                    

1. Diphenylamine

2. Triphenylamine

3. p-nitroaniline

4. Benzylamine

Subtopic:  Acidic & Basic Character |
 61%
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The shortest C-C bond distance is found in               

1. Diamond             

2. Ethane

3. Benzene             

4. Acetylene

Subtopic:  Hybridisation & Structure of Carbon Compounds |
 66%
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