ChemistryGases Quiz July 19, 2022July 21, 2022 - by hafsaaftab5096 1 Created on July 19, 2022 By hafsaaftab5096 Gases Quiz 1 / 20 What is the relative rate of effusion of CO and CO2? CO is 1.25 times faster than CO2 CO is 3.75 times faster than CO2 CO is 1.25 times faster than CO 2 / 20 Which of these gases diffuse more quickly than oxygen? H2S NO N2O 3 / 20 Which of the following is not considered as an intermolecular force between molecules? Coordinate covalent bonds London dispersion forces Debye forces 4 / 20 The weakest (in strength) of the following intermolecular forces is Hydrogen bonding Vander Waals force Ionic bond 5 / 20 Ideal gasses have all the following characteristics except. The absence of intermolecular forces Collisions among the molecules of an ideal gas are perfectly elastic The molecules occupy no space 6 / 20 Which of the following statements is true about plasma It may be the first state of matter It is not a phase transition All of the above 7 / 20 Under what conditions the gases deviate from the ideal behaviour? High-pressure Low temperature both 8 / 20 Which one has the lowest density at room temperature? Ne NH3 CO 9 / 20 The introduction of the Kelvin scale in thermometry is according to Charles law Boyles law Grahams law 10 / 20 0.5 mole of nitrogen gas and 0.5 mole of carbon monoxide gas at STP have same Mass Atoms both 11 / 20 At constant temperature the pressure of an ideal gas is doubled its density becomes Double Half Same 12 / 20 The diffusion of gases at absolute zero will be Zero Slightly decreased Slightly increased 13 / 20 Which of the following option is incorrect about gases? All molecules move with the same speed PV / RT = n All molecules behave independently 14 / 20 The critical temperature for different gases is different and depends upon Size of molecule Shape of molecule All of the above 15 / 20 In how many forms do matter exists? Four Two Three 16 / 20 What is the simplest form of matter? Gas Liquid Solid 17 / 20 What is the abundant form of matter on earth? Gas Plasma Solid 18 / 20 Which state of matter has the lowest density? Gas Liquid Plasma 19 / 20 What do we call to the sudden expansion of plasma? Joule Thompson effect Avogadro’s law Grahams law of diffusion 20 / 20 For a gas where volume and pressures are 1dm3 and 2 atm respectively what should be its new volume when pressure is increased to 6 atm at constant temperature? 1/3dm3 1/2dm3 2/3dm3 Your score is The average score is 75% LinkedIn Facebook Twitter VKontakte 0% Restart quiz Gases Quiz Check out for more quizzes for mdcat 2022 preperation. Start studying now!
