Nylon is an example of:

1. Polysaccharide
2. Polyamide
3. Polythene
4. Polyester

Subtopic:  Classification - Methods of Polymerization & Copolymerization |
 78%
Level 2: 60%+
AIPMT - 2013
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Which of the following compounds produces methyl alcohol on treatment with hot concentrated HI?

1.
2.
3.
4.

Subtopic:  Mechanism of Dehydration, Methanol & Ethanol |
 83%
Level 1: 80%+
AIPMT - 2013
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Which of the following is not a monomer for a high molecular mass silicone polymer?

1. Me2SiCl2 2. Me3SiCl
3. PhSiCl3 4. MeSiCl3
Subtopic:  Properties of Structure of SiO2 & Other Compounds |
 56%
Level 3: 35%-60%
AIPMT - 2013
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Identify the correct order of solubility in aqueous medium:
1. ZnS > Na2S > CuS
2. Na2S > CuS > ZnS
3. Na2S > ZnS > Cus
4. Cus > ZnS > Na2S
Subtopic:  d-Block Elements- Properties & Uses |
Level 3: 35%-60%
AIPMT - 2013
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What is the activation energy for a reaction if its rate doubles when the temperature is raised from 20oC to 35oC? (R = 8.314 J mol–1 K–1)
1. 269 kJ mol–1 2. 34.7 kJ mol–1
3. 15.1 kJ mol–1 4. 342 kJ mol–1
Subtopic:  Arrhenius Equation |
 68%
Level 2: 60%+
AIPMT - 2013
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A hydrogen gas electrode is made by dipping platinum wire in a solution of HCl of pH = 10 and by passing hydrogen gas around the platinum wire at one atm pressure. The oxidation potential of the electrode would be: 

1. 0.59 V 2. 0.118 V
3. 1.18 V 4. 0.059 V
Subtopic:  Relation between Emf, G, Kc & pH |
 78%
Level 2: 60%+
AIPMT - 2013
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The value of Planck's constant is 6.63 × 10–34 Js. The speed of light is 3 × 1017 nm s–1. Which value is closest to the wavelength in nanometers of a quantum of light with a frequency of 6 × 1015 s–1?

1. 25
2. 50
3. 75
4. 10
Subtopic:  Electromagnetic Radiation |
 86%
Level 1: 80%+
AIPMT - 2013
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What is the maximum number of electrons that can be associated with the following set of quantum numbers? 
n = 3, l = 1 and m = –1.
1. 6 2. 4
3. 2 4. 10
Subtopic:  Quantum Numbers & Schrodinger Wave Equation |
 76%
Level 2: 60%+
AIPMT - 2013
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Diamagnetic lanthanoid ion among the following is:
(At nos. Ce = 58, Sm = 62, Eu = 63, Yb = 70)
1. Sm2+
2. Eu2+
3. Yb2+
4. Ce2+
Subtopic:  f-Block Elements- Properties & Uses |
 67%
Level 2: 60%+
AIPMT - 2013
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6.02 × 1020 molecules of urea are present in 100 mL of its solution. The concentration of the solution is:
1. 0.01 M 2. 0.001 M
3. 0.1 M 4. 0.02 M
Subtopic:  Concentration Based Problem |
 79%
Level 2: 60%+
AIPMT - 2013
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