Chemistry-
General
Easy

Question

Which of the following is not a pair of tautomers

  1.  and 
  2.  and   
  3.  and   
  4.  and 

The correct answer is:  and 

Related Questions to study

General
chemistry-

Electrophile stack N with circled plus on top O subscript 2 end subscript attacks the following
I) 
II) 
III) 
IV) 
In which cases stack N with circled plus on top O subscript 2 end subscript will be meta-position:

Electrophile stack N with circled plus on top O subscript 2 end subscript attacks the following
I) 
II) 
III) 
IV) 
In which cases stack N with circled plus on top O subscript 2 end subscript will be meta-position:

chemistry-General
General
chemistry-

Give the correct order of increasing acidity of the hydrogen bonded to nitrogen in the following compounds -
I)
II)
III)
IV) C H subscript 3 end subscript C H subscript 2 end subscript N H subscript 2 end subscript

Give the correct order of increasing acidity of the hydrogen bonded to nitrogen in the following compounds -
I)
II)
III)
IV) C H subscript 3 end subscript C H subscript 2 end subscript N H subscript 2 end subscript

chemistry-General
General
chemistry-

Which of the following is false statement -

Which of the following is false statement -

chemistry-General
parallel
General
chemistry-

A) 
B) 
C) 
Choose the incorrect statement -

A) 
B) 
C) 
Choose the incorrect statement -

chemistry-General
General
chemistry-

Which nitrogen in LSD (Lysergic acid and diethylamide) is more basic -

Which nitrogen in LSD (Lysergic acid and diethylamide) is more basic -

chemistry-General
General
chemistry-

X) 
Y) 
Z) 
The correct order of decreasing basic strengths of x, y and z is:

X) 
Y) 
Z) 
The correct order of decreasing basic strengths of x, y and z is:

chemistry-General
parallel
General
chemistry-

I) 
II) 
III) 
Compare carbon-carbon bond rotation across I, II, III.

I) 
II) 
III) 
Compare carbon-carbon bond rotation across I, II, III.

chemistry-General
General
chemistry-

Arrange the following in correct order of acidic strength-
I) C H subscript 3 end subscript minus N O subscript 2 end subscript
II) N O subscript 2 end subscript minus C H subscript 2 end subscript minus N O subscript 2 end subscript
III) C H subscript 3 end subscript minus C H subscript 2 end subscript minus N O subscript 2 end subscript
IV) 

Arrange the following in correct order of acidic strength-
I) C H subscript 3 end subscript minus N O subscript 2 end subscript
II) N O subscript 2 end subscript minus C H subscript 2 end subscript minus N O subscript 2 end subscript
III) C H subscript 3 end subscript minus C H subscript 2 end subscript minus N O subscript 2 end subscript
IV) 

chemistry-General
General
chemistry-

The correct order of increasing dissociation constant of the following compound is-
I)
II)
III)
IV) 

The correct order of increasing dissociation constant of the following compound is-
I)
II)
III)
IV) 

chemistry-General
parallel
General
chemistry-

Which is most stable carbocation -

Which is most stable carbocation -

chemistry-General
General
chemistry-

Most stable carbocation is:

Most stable carbocation is:

chemistry-General
General
chemistry-

Examine the following two structures for the anilinium ion and choose the correct statement from the ones given below.
I) 
II) 

Examine the following two structures for the anilinium ion and choose the correct statement from the ones given below.
I) 
II) 

chemistry-General
parallel
General
chemistry-

Which nitrogen is protonated readily in the guanidine ?

Which nitrogen is protonated readily in the guanidine ?

chemistry-General
General
chemistry-

Arrange the Carbocations in decreasing order of stability -
I) 
II) 
III) 

Arrange the Carbocations in decreasing order of stability -
I) 
II) 
III) 

chemistry-General
General
chemistry-

Consider the hydrogen atoms attached to three different carbon atoms (labeled 1, 2 & 3). Rank the attached hydrogen atoms in order from most acidic to least acidic -

Consider the hydrogen atoms attached to three different carbon atoms (labeled 1, 2 & 3). Rank the attached hydrogen atoms in order from most acidic to least acidic -

chemistry-General
parallel

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