# The maximum deviation from ideal gas behaviour takes place -   1. At high temperature and low pressure. 2. At low temperature and high pressure. 3. At high temperature and high pressure. 4. At low temperature and low pressure.

Subtopic:  Kinetic Theory of Gas |
61%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh
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NEET 2023 - Target Batch - Aryan Raj Singh

Joule-Thomson coefficient ($\partial \mathrm{T}/\partial \mathrm{P}$)H for an ideal gas is:

1. zero

2. +ve

3. -ve

4. none of these

Subtopic:  Liquefaction of Gases & Liquid |
63%
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NEET 2023 - Target Batch - Aryan Raj Singh
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All the three states H2O, i.e., the triple point for H2O the equilibrium,

Ice $⇌$Water$⇌$Vapour exist at:

1. 3.85 mm and 0.0981 $°$C

2. 4.58 mm and 0.0098 $°$C

3. 760 mm and 0$°$C

4. none of the above

Subtopic:  Liquefaction of Gases & Liquid |
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NEET 2023 - Target Batch - Aryan Raj Singh
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The unit of van der Waals' constant 'a' is:

1. atm litre2 mol-2

2. dyne cm4 mol-2

3. newton m4 mol-2

4. All of the above

Subtopic:  van der Waal’s Correction |
67%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh
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NEET 2023 - Target Batch - Aryan Raj Singh

The unit of van der Waals' constant 'b' is :

1. cm3 mol-1

2. litre mol-1

3. m3 mol-1

4. All of these

Subtopic:  van der Waal’s Correction |
80%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh
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At STP, 0.50-mole H2 gas and 1.0 mole He gas

1. have equal average kinetic energies

2. have equal molecular speeds

3. occupy equal volumes

4. have equal effusion rates

Subtopic:  Kinetic Theory of Gas |
56%
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The beans are cooked in pressure cooker, because -

1. Boiling point increases with increasing pressure

2. Boiling point decreases with increasing pressure

3. Extra pressure of pressure cooker softens the beans

4. Internal energy is not lost while cooking in pressure cooker

Subtopic:  Gas Laws |
54%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh

An ideal gas cannot be liquified because

1. its critical temperature is always above 0$°$C

2. its molecules are relatively smaller in size

3. it solidifies before becoming a liquid

4. forces operating between its molecules are negligible

Subtopic:  Ideal Gas Law |
72%
From NCERT
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The compressibility factor for H2 and He is usually:

1. >1

2. =1

3. <1

4. either of these

Subtopic:  Compressibility Factor |
67%
From NCERT
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Boyle's law is applicable in :

1. Isobaric process

2. Isochoric process

3. Isothermal process