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1. A
   Nylon 6,6
2. B
   Dacron
3. C
   Polyacrylamide
4. D
   Buna-N

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1. A
   32
2. B
   28
3. C
   30
4. D
   36

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1. A
   $\text{C}_{11}\text{H}_{24}$
2. B
   $\text{C}_9\text{H}_{18}$
3. C
   $\text{C}_{12}\text{H}_{26}$
4. D
   $\text{C}_{20}\text{H}_{42}$

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1. A
   W
2. B
   Yb
3. C
   Eu
4. D
   Cd

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1. A
   ClF
2. B
   BrF
3. C
   $\text{IF}_3$
4. D
   $\text{ClF}_3$

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1. A
   1.699
2. B
   2.00
3. C
   0.699
4. D
   3.398

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1. A
   The osmosis is a colligative property
2. B
   The vapour pressure of solution containing nonvolatile solute is lower than that of pure solvent at any given temperature
3. C
   The osmotic pressure of 0.1 M NaCl solution is lower than 0.1 M sucrose solution
4. D
   The boiling point of solution containing nonvolatile solute is lower than that of pure solvent

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1. A
   Every collision between reactants leads to chemical reaction
2. B
   It may be expected that rate of reaction is equal to rate of collision
3. C
   For gas phase reactions, the number of collisions is far less compared to observed rate
4. D
   The colliding molecules do not need proper orientation

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1. A
   1-Bromo-1,2-dimethylbut-2-ene
2. B
   4-Bromo-3-methylpent-2-ene
3. C
   4-Bromo-3, 4-dimethylbut-2-ene
4. D
   2-Bromo-3-methylpent-3-ene

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1. A
   $2.5 \times 10^6\,\text{m}^{-1}$
2. B
   $4.0 \times 10^6\,\text{m}^{-1}$
3. C
   $6.5 \times 10^6\,\text{m}^{-1}$
4. D
   $8.0 \times 10^6\,\text{m}^{-1}$

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1. A
   Butanal
2. B
   Butanone
3. C
   Butan-1-ol
4. D
   Butan-2-ol

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1. A
   3$°$ aliphatic simple amine
2. B
   3$°$ aromatic mixed amine
3. C
   3$°$ aromatic simple amine
4. D
   3$°$ aliphatic mixed amine

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1. A
   $100\,\Omega^{-1}\text{cm}^{-1}$
2. B
   $0.02\,\Omega^{-1}\text{cm}^{-1}$
3. C
   $0.09\,\Omega^{-1}\text{cm}^{-1}$
4. D
   $0.01\,\Omega^{-1}\text{cm}^{-1}$

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1. A
   3-formyl-5-methylphenol
2. B
   5-formyl-3-methylphenol
3. C
   3-hydroxy-5-methylbenzaldehyde
4. D
   5-hydroxy-3-methylbenzaldehyde

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1. A
   250 K
2. B
   400 K
3. C
   450 K
4. D
   600 K

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1. A
   Teflon
2. B
   LDP
3. C
   Dacron
4. D
   Polyacrylonitrile

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1. A
   Triamminetrinitrocobalt (III)
2. B
   Pentacarbonyliron (0)
3. C
   Tetraaminecopper (II) ion
4. D
   Trioxalatocobaltate (III) ion

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1. A
   2 and 2
2. B
   1 and 5
3. C
   1 and 3
4. D
   2 and 3

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1. A
   Nanowires
2. B
   Nanoparticles
3. C
   Thin films
4. D
   Quantum dots

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1. A
   Ln(OH)
2. B
   Ln(OH)$_2$
3. C
   Ln(OH)$_3$
4. D
   Ln(OH)$_4$

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1. A
   $3.25 \times 10^{-23}$
2. B
   $2.16 \times 10^{-23}$
3. C
   $1.34 \times 10^{-23}$
4. D
   $4.20 \times 10^{-23}$

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1. A
   19.52 kJ
2. B
   1.95 kJ
3. C
   39.04 kJ
4. D
   3.904 kJ

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1. A
   $14\,\text{mol}^{-2}\text{dm}^6\text{s}^{-1}$
2. B
   $12\,\text{mol}^{-2}\text{dm}^6\text{s}^{-1}$
3. C
   $18\,\text{mol}^{-2}\text{dm}^6\text{s}^{-1}$
4. D
   $20\,\text{mol}^{-2}\text{dm}^6\text{s}^{-1}$

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1. A
   Alkanols
2. B
   Glycols
3. C
   Glycerols
4. D
   Alkanoic acids

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1. A
   Phenol
2. B
   p-Nitrophenol
3. C
   p-Cresol
4. D
   o-Nitrophenol

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