States of Matter (Gaseous & Liquid State) questions
213 published questions with worked solutions.
- Pressure exerted by 1 mole of methane in a 0.25 L container at 300 K using van der Waals' equation is (Given, a=2.253 atm L ^2...
- The compressibility factor of an ideal gas is
- A gas deviates from ideal behaviour at a high pressure because its molecules **[K CET 2008]**
- Under which of the following conditions does a van der Waals' gas approach ideal behaviour? **[OJEE 2008]**
- The temperature at which a gas shows maximum ideal behaviour is known as **[Indraprastha CET 2009, CG PET 2009]**
- The CO _2 gas does not follow gaseous laws at all ranges of pressure and temperature because **[MHT-CET 2006]**
- Positive deviation from ideal behaviour takes place because of **[WB-JEE 2007]**
- Which of the given sets of temperature and pressure will cause a gas to exhibit the greatest deviation from ideal gas behavior?...
- When a sample of gas is compressed at constant temperature from 15 atm to 60 atm , its volume changes from 76 cm ^3 to 20.5 cm...
- a and b are van der Waals' constants for gases. Chlorine is more easily liquefied than ethane because **[AIEEE 2011]**
- What is the pressure of 2 moles of NH _3 at 27 ^ C , when its volume is 5 L in van der Waals' equation? (a=4.17, b=0.03711)...
- A gas will approach ideal behaviour at **[J & K CET 2003]**
- Which one, among the following, is the van der Waals' equation, describing the behaviour of one mole of a real gas over wide...
- Statement 1: CO _2 above 31.1 ^ C and 600 bar pressure is used to remove caffeine from coffee beans. Statement 2: CO _2 is...
- Statement 1: Compressibility factor Z for non-ideal gases is always greater than one. Statement 2: Non-ideal gases generally...
- 380 mL of a gas at 27 ^ C and 800 mm of Hg weighs 0.455 g . The molecular weight of gas is
- If two moles of an ideal gas at 546 K occupy a volume of 44.8 L , the pressure must be
- The rates of diffusion of SO _2, CO _2, PCl _3 and SO _3 are in the following order
- A mixture of two gases, having partial pressures p_1 and p_2, has total pressure p, then according to Dalton's law
- Dalton's law of partial pressure is not applicable to
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