1. A
   A-II, B-IV, C-I, D-III
2. B
   A-III, B-IV, C-I, D-II
3. C
   A-II, B-III, C-I, D-IV
4. D
   A-III, B-IV, C-II, D-I

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1. A
   (structure 1: o-nitrophenol)
2. B
   (structure 2: p-nitrophenol)
3. C
   (structure 3: m-nitrophenol)
4. D
   HF

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1. A
   Both statement I and Statement II are true
2. B
   Both Statement I and Statement II are false
3. C
   Statement I is correct but Statement II is false
4. D
   Statement I is incorrect but Statement II is true

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1. A
   $CH_3-CH_2-CH_2-CH_2OH$
2. B
   $CH_3-CH_2-CH(CH_3)-OH$
3. C
   $CH_3-CH(CH_3)-CH_2OH$
4. D
   $CH_3-C(CH_3)_2-OH$

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1. A
   $Li < Be < B < C < N$
2. B
   $Li < B < Be < C < N$
3. C
   $Li < Be < C < B < N$
4. D
   $Li < Be < N < B < C$

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1. A
   $Zn + CuSO_4 \to ZnSO_4 + Cu$
2. B
   $2KClO_3 + I_2 \to 2KIO_3 + Cl_2$
3. C
   $H_2 + Cl_2 \to 2HCl$
4. D
   $BaCl_2 + Na_2SO_4 \to BaSO_4 + 2NaCl$

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1. A
   A-I, B-III, C-II, D-IV
2. B
   A-III, B-IV, C-I, D-II
3. C
   A-III, B-IV, C-II, D-I
4. D
   A-II, B-I, C-IV, D-III

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1. A
   A and C
2. B
   A, B and D
3. C
   A, C and D
4. D
   C and D

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1. A
   750 mg
2. B
   250 mg
3. C
   Zero mg
4. D
   200 mg

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1. A
   $POCl_3$ and $H_3PO_3$
2. B
   $POCl_3$ and $H_3PO_4$
3. C
   $H_3PO_4$ and $POCl_3$
4. D
   $H_3PO_3$ and $POCl_3$

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1. A
   (A = 1-bromo-2-methylcyclohexane ; B = 1-methylcyclohexene)
2. B
   (A = 1-bromo-2-methylcyclohexane ; B = 3-methylcyclohexene)
3. C
   (A = 1-bromo-hydroxy structure ; B = methylcyclohexenol)
4. D
   (A = 1-bromo-hydroxy structure ; B = 2-methylcyclohexanone)

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1. A
   propylamine
2. B
   butylamine
3. C
   butanamide
4. D
   $\alpha$-bromobutanoic acid

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1. A
   dilute hydrochloric acid
2. B
   concentrated sulphuric acid
3. C
   dilute nitric acid
4. D
   dilute sulphuric acid

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1. A
   0.00889
2. B
   0.0889
3. C
   0.8889
4. D
   0.717

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1. A
   0 calorie
2. B
   −413.14 calories
3. C
   413.14 calories
4. D
   100 calories

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1. A
   3.15 g
2. B
   0.315 g
3. C
   31.5 g
4. D
   0.0315 g

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1. A
   38.04 kJ/mol
2. B
   380.4 kJ/mol
3. C
   3.80 kJ/mol
4. D
   3804 kJ/mol

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1. A
   37°C
2. B
   310°C
3. C
   25.73°C
4. D
   12.05°C

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1. A
   B, A, D, C, E
2. B
   B, C, A, D, E
3. C
   E, C, D, B, A
4. D
   E, A, B, C, D

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1. A
   Both Statement I and Statement II are true
2. B
   Both Statement I and Statement II are false
3. C
   Statement I is true but Statement II is false
4. D
   Statement I is false but Statement II is true

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1. A
   $Ce^{4+}$ and $Yb^{2+}$
2. B
   $Ce^{3+}$ and $Eu^{2+}$
3. C
   $Gd^{3+}$ and $Eu^{3+}$
4. D
   $Pm^{3+}$ and $Sm^{3+}$

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1. A
   (structure 1: cyclohexanecarbaldehyde)
2. B
   (structure 2: cyclohexanecarboxylic acid)
3. C
   (structure 3: diol)
4. D
   (structure 4: diketone)

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1. A
   Three resonance structures can be drawn for ozone
2. B
   $BF_3$ has non-zero dipole moment
3. C
   Dipole moment of $NF_3$ is greater than that of $NH_3$
4. D
   Three canonical forms can be drawn for $CO_3^{2-}$ ion

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1. A
   $A_2BC_2$
2. B
   $ABC_3$
3. C
   $AB_2C_2$
4. D
   $ABC_4$

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1. A
   A-III, B-II, C-IV, D-I
2. B
   A-I, B-III, C-II, D-IV
3. C
   A-III, B-II, C-I, D-IV
4. D
   A-IV, B-III, C-II, D-I

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