Match Column-I with Column-II.
Column-I
(Molecules)
COLUMN-II
(Nature of molecule) 
a. (CH3)3N: i. Electrophile
b. \(H_3C-\overset{+}{C}=O\) ii. Nucleophile
c. \(\overset{+}{N}O_2\)
d. H2N:-
   
a b c d
1. ii ii ii i
2. ii ii ii ii
3. ii i i ii
4. ii i ii ii

Subtopic:  Nucleophile & Electrophile |
 86%
Level 1: 80%+
Hints

Match the following:

Test/Method Reagent
(i) Lucas Test (a) C6H5SO2Cl/aq.KOH
(ii) Dumas method (b) HNO3/AgNO3
(iii) Kjeldahl's method (c) CuO/CO2
(iv) Hinsberg Test (d) Conc.HClandZnCl2
(e) H2SO4

1. (i)-(d). (ii)-(c), (iii)-(e), (iv)-(a)

2. (i)-(b), (ii)-(d), (iii)-(e), (iv)-(a)

3. (i)-(d), (ii)-(c), (iii)-(b), (iv)-(e)

4. (i)-(b), (ii)-(a), (iii)-(c), (iv)-(d)

Subtopic:  Quantitative Analysis of Organic Compounds |
 82%
Level 1: 80%+
JEE
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Statement I: A mixture of chloroform and aniline can be separated by simple distillation.
Statement II: When separating aniline from a mixture of aniline and water by steam distillation aniline boils below its boiling point. 

The correct option is:

1. Statement I is false but Statement II is true.
2. Both Statement I and Statement II are false.
3. Statement I is true but Statement II is false.
4. Both Statement I and Statement II are true.
Subtopic:  Purification of Organic Compounds |
 67%
Level 2: 60%+
JEE
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Match the items in column I with the items in column II:

Column I
(IUPAC Name)
Column II
(Structure of compound)
a.  o-Ethylanisole i. 
b.  p-Nitroaniline ii. 
c.  2,3 - Dibromo -1 - phenyl pentane iii. 
d.  4-Ethyl-1-fluoro-2-nitrobenzene iv. 
The correct option is:
1. a = ii; b = iv; c = i; d = iii
2. a = ii; b = i; c = iv; d = iii
3. a = iv; b = i; c = ii; d = iii
4. a = ii; b = iii; c = iv; d = i
Subtopic:  Nomenclature |
 93%
Level 1: 80%+
Hints

Match the structures given in column I with the corresponding IUPAC names given in column II and choose the correct option.

Column I Column II
A. i. Pent-4-en-2-ol
B. ii.  Cyclohex-2-en-1-ol
C. iii. 6-Hydroxy-heptanal
D. iv. 2-Chlorohexane
E. v. 3- Nitrocyclohexene

1. A = iii; B = iv; C = v; D = ii; E = i
2. A = iii; B = iv; C = ii; D = v; E = i
3. A = iv; B = i; C = v; D = iii; E = ii
4. A = iv; B = i; C = ii; D = v; E = iii

Subtopic:  Nomenclature |
 93%
Level 1: 80%+
Hints

Match the item in column I with the column II

Column I Column II
a. i.
b. ii.
c. iii.
d. iv.

Choose the correct answer from the options given below:
1. a-ii; b-iv; c-i; d-iii
2. a-iii; b-iv; c-ii; d-i
3. a-iv; b-iii; c-i; d-ii
4. a-i; b-iv; c-ii; d-iii

Subtopic:  Nomenclature |
 94%
Level 1: 80%+
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Match the items in column I with the column II.

Column I Column II
a. i.
b. ii.
c. iii.
d. iv.

Choose the correct answer from the options given below:
1. a-iv; b-iii; c-i; d-ii
2. a-iii; b-iv; c-i; d-ii
3. a-ii; b-i; c-iv; d-iii
4. a-i; b-iii; c-iv; d-ii

Subtopic:  Nomenclature |
 93%
Level 1: 80%+
Hints

Correct statement among the following is:

a. The hybridization of carbon in H2C=O is sp2  and shape is trigonal planar.
b. The hybridization of carbon in CH3F is sp3 and shape is tetrahedral.
c. The hybridization of carbon in HCN is sp and shape is linear.

 

1. Only a and b statements are correct.
2. Only b and c statements are correct.
3. All statements are correct.
4. None of the statements are correct.
Subtopic:  Hybridisation & Structure of Carbon Compounds |
 86%
Level 1: 80%+
Hints

Which of the following statements is correct?
a. HCCCH=CHCH3 contains 10 σ bonds and 3 π bonds.
b. CH2=C=CHCH3 contains 7 σ bonds and 2 π bonds.


1. Only statement 'a' is true.

2. Only statement 'b' is true

3. Both statements are true

4. Both statements are false

Subtopic:  Hybridisation & Structure of Carbon Compounds |
 80%
Level 1: 80%+
Hints

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Assertion (A):  Both C6H14 and C5H12  can exhibit chain isomerism.
Reason(R):

Both C6H14 and C5H12 form three chain isomers each.

 
1. Both (A) and (R) are True and (R) is the correct explanation of (A).
2. Both (A) and (R) are True but (R) is not the correct explanation of (A).
3. (A) is True but (R) is False.
4. (A) is False but (R) is True.
Subtopic:  Structural Isomers |
Level 3: 35%-60%
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