Which amongst the following compounds will show geometrical isomerism?
1. Pent-1-ene
2. 2,3-Dimethylbut-2-ene
3. 2-Methylprop-1-ene
4. 3,4-Dimethylhex-3-ene    

Subtopic:  Aliphatic Hydrocarbon -Nomenclature, Isomerism & Mechanism |
 58%
From NCERT
NEET - 2023
Please attempt this question first.
Hints
Please attempt this question first.

The correct IUPAC name for this non-polar alkane is:

1. 3-Ethyl-4-methylheptane
2. 3-Ethyl-4, 7-dimethynonane 
3. 3-Methyl-7-ethydecane 
4. 3,4-Diethyl-5, 7-dimethylnonane
Subtopic:  Aliphatic Hydrocarbon -Nomenclature, Isomerism & Mechanism |
 90%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

The electron pair in the \(\pi -\) bond of an alkene has: 
 
1. 33% p character and are at a lower energy level than the electron pair in the \(\sigma -\) bond. 
2. 50% p character and are at a higher energy level than the electron pair in the  \(\sigma -\) bond. 
3. 100% p character and are at a lower energy level than the electron pair in the  \(\sigma -\) bond. 
4. 100% p character and are at a higher energy level than the electron pair in the  \(\sigma -\) bond.
Subtopic:  Aliphatic Hydrocarbon -Nomenclature, Isomerism & Mechanism |
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

advertisementadvertisement

The angle, among the following, associated with the strongest bond formation is:
1. 109°
2. 120°
3. 180°
4. 360°
Subtopic:  Aliphatic Hydrocarbon- Physical Properties |
 68%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

Among the following, the compound which contains the fewest tertiary carbons is:  
1. \((CH_3)_3C(CH_2)_2CH_3~~~~~~~~~~~~~\)
2. 4-isobutyl heptane
3.  
4.
Subtopic:  Aliphatic Hydrocarbon- Physical Properties |
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

Anthracene is an aromatic compound that is described by the following characteristics:
I. Cyclic
II. Planar
III. Satisfies Huckel's rule
IV. Has an even number of \(\pi\) electrons
 
1. I and II only 2. II, III, and IV only
3. I, III, and IV only 4. I, II, III, and IV
Subtopic:  Aromatic Hydrocarbons - Reactions & Mechanism |
 78%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

advertisementadvertisement

Consider the following compounds/species:
i. ii.
iii. iv.
v vi
vii
The number of compounds/species which obey Huckel's rule is:
1. 5 2. 4
3. 6 4. 2
Subtopic:  Aromatic Hydrocarbons - Nomenclature, Isomerism & Huckel's Rule |
 70%
From NCERT
NEET - 2023
Please attempt this question first.
Hints
Please attempt this question first.

Given the following compounds:
(a) Heptane
(b) Butane
(c) 2-Methylbutane
(d) 2-Methylpropane
(e) Hexane
For the compounds given above, the correct option capturing decreasing order of boiling points is:
1. (a) > (c) > (e) > (d) > (b) 2. (c) > (d) > (a) > (e) > (b)
3. (a) > (e) > (b) > (c) > (d) 4. (a) > (e) > (c) > (b) > (d)
Subtopic:  Aliphatic Hydrocarbon- Physical Properties |
 51%
From NCERT
NEET - 2022
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

The compound obtained by addition of water to an alkyne having more than two carbons, in the presence of \(\mathrm{HgSO_4 }\) and dilute \(\mathrm{H_2SO_4}\) at 333K, is:

1. A vicinal diol 2. An aldehyde
3. An alcohol 4. A ketone
Subtopic:  Alkanes, Alkenes and Alkynes - Chemical Properties |
 60%
From NCERT
NEET - 2022
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

advertisementadvertisement

Match the bond line structures of hydrocarbons given in List I with the corresponding boiling points given in List II. 

List-I (Compound) List II (Boiling point in K)
(a) (i) 300.9
(b)   (ii) 282.5
(c)   (iii) 309.1
(d) (iv) 341.9

Choose the correct answer from the options given below:
(a) (b) (c) (d)
1. (i) (iv) (iii) (ii)
2. (iii) (i) (iv) (ii)
3. (iii) (iv) (i) (ii)
4. (iv) (i) (ii) (iii)
Subtopic:  Aliphatic Hydrocarbon- Physical Properties |
 81%
From NCERT
NEET - 2022
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh