216. The correct decreasing order of preference of functional groups during the IUPAC nomenclature of polyfunctional compounds is

1. 1. - COOH, - CHO, - OH, - NH₂

   
   
   

   2. - NH₂, - OH, - CHO, - COOH

   
   
   

   3. - COOH, - OH, - NH₂, - CHO

   
   
   

   4. - COOH, - NH₂, CHO, - OH

   
   
   

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   NA

   Correct Option: A

   NA

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217. Maximum hydrogen bonding would be observed in the compound

1. 1. Methanol

   
   
   

   2. Glycol

   
   
   

   3. Diethylamine

   
   
   

   4. Diethyl ether

   
   
   

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   NA

   Correct Option: A

   NA

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218. The hybridization present in C₂H₂ is

1. 1. sp

   
   
   

   2. sp²

   
   
   

   3. sp³

   
   
   

   4. dsp²

   
   
   

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   NA

   Correct Option: A

   NA

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219. Strongest bond is

1. 1. C - C

   
   
   

   2. C = C

   
   
   

   3. C ≡ C

   
   
   

   4. All are same

   
   
   

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   NA

   Correct Option: C

   NA

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220. The presence of unsaturation in an organic compound can be tested with

1. 1. Schiff's reagent

   
   
   

   2. Tollen's reagent

   
   
   

   3. Fehling's reagent

   
   
   

   4. Baeyer's reagent

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   NA

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