Primary, Secondary, Tertiary and Quaternary Carbon

Q. If the number of aromatic compounds in the given set of compounds is X, and the number of non-aromatic compounds in the same set is Y, then, X+Y is: .

Q. The compound $C{H}_{3}CH=CHC{H}_3$ and $C{H}_{3}C{H}_{2}CH=C{H}_2$ are

1. Tautomers
2. Position isomers
3. Exist together in dynamic equilibrium
4. Optical isomers

Q.

$C_6{H}_{14}$ has 2 tertiary carbon atoms. What would be its IUPAC name?

1. 3-Methylpentane

2. Isopentane

3. 3-Methylpentane

4. 2, 3-Dimethylbutane

Q.

$1^{\circ },2^{\circ },3^{\circ }and{4}^{\circ }$ carbon atoms are present in?

1. 2, 2, 4 - Trimethylpentane

2. 2, 2, 3 - Trimethylpentane

3. both (a) and (b)

4. Neither (a) nor (b)

Q.

Which of the following is position and chain isomer of

:

1. 

2. CH₃ - CH₂- CH₂- CH₂- CHO

3. 

4. CH₃ - CH₂- C - CH₂ - CH₃

Q.

Which of the following is position isomer of

:

1. None of these

2. 

3. 

4. 

Q.

Which of the following is position isomer of

1. CH₃CH₂CH₂CH₂CHO

2. 

3. CH₃ - O- CH₂ -CH₂ - CH₃

4. CH₃ - CH₂ - O-CH₂ - CH₃

Q. 1-Chloropropane and 2-Chloropropane are:

1. Tautomers
2. Metamerism
3. Position isomerism
4. Functional isomerism

Q.

How many primary, secondary, tertiary and quaternary carbons are present in the following hydrocarbon

$C{H}_3-CH\left(C{H}_3\right)-C(C{H}_3{)}_2-C{H}_2-CH(C{H}_3)-C{H}_2-C{H}_3$

1. 6, 2, 2, 1

2. 2, 6, 3, 0

3. 2, 4, 3, 2

4. 2, 2, 4, 3

Q. The number of $1^o,2^{o}and{3}^o$ H atoms in 3-ethyl-5-methyl heptane, respectively, is

1. 12, 6, 2
2. 12, 8, 2
3. 12, 8, 1
4. 14, 4, 2