States of Matter Chemistry NEET Practice Questions
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The average kinetic energy of an ideal gas, per molecule in S.I. units, at 25°C will be
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At what temperature, the rate of effusion of N2 would be 1.625 times than the rate of SO2 at 50°C?
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The volume occupied by 1.8 g of water vapor at 374°C and 1 bar pressure will be [Use R = 0.083 bar L K–1mol–1]
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At constant temperature, in a given mass of an ideal gas
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At STP, 0.50 mole H2 gas and 1.0 mole He gas
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What is the density of N2 gas at 227°C and 5.00 atm pressure? (R = 0.082 L atm K–1mol–1)
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Select one correct statement. In the gas equation, PV = nRT
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Which of the following mixtures of gases does not obey Dalton’s law of partial pressure?
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If a gas expands at a constant temperature, it indicates that
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A certain gas takes three times as long to effuse out as helium. Its molecular mass will be
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The correct value of the gas constant ‘R’ is close to
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Dipole-induced dipole interactions are present in which of the following pairs?
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When is deviation more in the behavior of gas from the ideal gas equation PV = nRT?
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Given van der Waals’ constant for NH3, H2, O2 and CO2 are respectively 4.17, 0.244, 1.36 and 3.59, which one of the following gases is most easily liquefied?
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van der Waals’ real gas, acts as an ideal gas, at which conditions?
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50 mL of hydrogen diffuses out through a small hole of a vessel, in 20 minutes. The time taken by 40 mL of oxygen to diffuse out is
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