Which Of The Following Converts CH3CONH2 To CH3NH2 ... - Zigya

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Amines

Multiple Choice Questions

41.

Which one of the following will be most basic?

• Aniline

• p-methoxyaniline

• p-methyl aniline

• Benzylamine

Answer 42.

Nitrobenzene can be converted into azobenzene by reduction with

• Zn, NH4Cl, ∆

• Zn/NaOH, CH3OH

• Zn/NaOH

• LiAlH4, ether

Answer 43.

The one which is least basic is

• NH3

• C6H5NH2

• (C6H5)3N

• (C6H5)2NH

Answer Advertisement Zigya App 44.

Which of the following converts CH3CONH2 to CH3NH2?

• NaBr

• NaOBr

• Br2

• None of the above

B.

NaOBr

NaOBr converts amide group ( -CONH2) to amine group (- NH2). CH3CONH2 →NaBrCH3NH2 + Na2CO3

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Advertisement Advertisement 45.

The reaction, ROH + H2CN2 in the presence of HBF4, gives the following product

• ROCH3

• RCH2OH

• ROHCN2N2

• RCH2CH3

Answer 46.

In Gattermann reaction, a diazonium group is replaced by X using Y.X and Y are

• X	Y
  Cl⊝	Cu/HCl

• X	Y
  Cl⊕	CuCl2/HCl

• X	Y
  Cl⊝	CuCl2/HCl

• X	Y
  Cl2	Cu2O/HCl

Answer 47.

How many tripeptides can be prepared by linking the amino acids glycine, alanine and phenyl alanine?

• One

• Three

• Six

• Twelve

Answer 48.

Consider the following reaction,

C2H5HCl + AgCN →EtOH/H2O X (major)

Which one of the following statements is true for X ?

(I) It gives propionic acid on hydrolysis(II) It has an ester functional group(III) It has a nitrogen linked to ethyl carbon(IV) It has a cyanide group

• IV

• III

• II

• I

Answer Advertisement 49.

When acetamide is hydrolysed by boiling with acid, the product obtained is

• acetic acid

• ethyl amine

• ethanol

• acetamide

Answer 50.

Which will not go for diazotisation?

• C6H5NH2

• C6H5CH2NH2

• 

• 

Answer

• 4
• 5
• 6

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