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Q. No.A necessary condition for an adiabatic change is:
1. ∆T = 0
2. ∆P = 0
3. q = 0
4. w = 0
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich, among the following, is not a state function?
1. Internal energy
2. Free energy
3. Work
4. Enthalpy
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIdentify the false statement among the following.
| 1. | Temperature is a state function. |
| 2. | Work is a state function. |
| 3. | Change in the state is completely defined when the initial and final states are specified. |
| 4. | Work appears at the boundary of the system. |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe enthalpy of formation of all elements in their standard state is-
| 1. | Unity | 2. | Zero |
| 3. | Less than zero | 4. | Different for each element |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThermodynamics is not concerned about:
| 1. | Energy changes involved in a chemical reaction. |
| 2. | The extent to which a chemical reaction proceeds. |
| 3. | The rate at which a reaction proceeds. |
| 4. | The feasibility of a chemical reaction. |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIn an adiabatic process, no transfer of heat takes place between the system and its surroundings. The correct option for free expansion of an ideal gas under adiabatic condition from the following is:
1.
2.
3.
4.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe amount of heat needed to raise the temperature of 60.0 g of aluminium from 35°C to 55°C would be:
(Molar heat capacity of Al is \(24\) \(J\) \(\text{mol}^{- 1}\) \(K^{- 1}\))
| 1. | \(1 . 07\) \(J\) | 2. | \(1 . 07\) \(kJ\) |
| 3. | \(106 . 7\) \(kJ\) | 4. | \(100 . 7\) \(kJ\) |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe correct statement among the following is:
| 1. | The presence of reacting species in a covered beaker is an example of an open system. |
| 2. | There is an exchange of energy as well as matter between the system and the surroundings in a closed system. |
| 3. | The presence of reactants in a closed vessel made up of copper is an example of a closed system. |
| 4. | The presence of reactants in a thermos flask or any other closed insulated vessel is an example of a closed system. |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyA Beckmann thermometer is used to measure -
1. High temperature
2. Low temperature
3. Normal temperature
4. All temperatures
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWork done is maximum in -
1. Isobaric work
2. Isothermal work
3. Isochoric work
4. Adiabatic work
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologySelect Chapter Topics:
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