MCQ Matter And Its States SET 9ALL MCQ For Matter And Its States 1. The mean free path of a gas molecule is the distancebetween the two opposite walls of the containerthrough which molecules move between two consecutive collisionstravelled by all the molecules divided by the total number of molecules in a particular gasthrough which the molecules travel in one secondQuestion 1 of 152. The limiting radii ratio for the tetrahedral geometry is0.1550.7320.2250.444Question 2 of 153. In the gas equation PV = xT, x is a constant. The value of the constant depends uponthe quantity of gasthe quality of gastype values of T and PNone of theseQuestion 3 of 154. In a close packed arrangement of N spheres, the number of octahedral holes areN2N8N4NQuestion 4 of 155. Which compound possesses greatest lattice energy?LiFKFCsFNaFQuestion 5 of 156. The pressure of the ideal gas is less than the real gas because of theincrease in the number of collisionsfinite size of moleculesinter-molecular attractionvolume occupied by the moleculesQuestion 6 of 157. Volume occupied by 4.4 gift of carbon dioxide is4.4 litres2.24 litres4.48 litres22.4 litresQuestion 7 of 158. In a solid atoms A are arranged in ccp array. Atoms B occupy all the octahedral voids and half the tetrahedral voids. The formula of the compound is expected to beAB2A2B3AB3A2BQuestion 8 of 159. What will be the mass of 6.023 x 1023 molecules of carbon monoxide?14 gm16 gm44 gm28 gmQuestion 9 of 1510. All gases tend to show ideal behaviourat low temperature and low pressureat low temperature and high pressureat high temperature and low pressureat high temperature and high pressureQuestion 10 of 1511. The radii of A+ and X− are 95 pm and 181 pm respectively. Coordination number of A+ is expected to be8364Question 11 of 1512. Which of the following is NOT a property of solids?Definite shapeRigidCompressibleDefinite volumeQuestion 12 of 1513. Why is it possible to store a large volume of gas in a small cylinder?Because gases are highly compressibleBecause gases have no definite volumeBecause gases have no definite shapeAll of the aboveQuestion 13 of 1514. How does the smell of cooked food reach our noses?By diffusion of the aroma particles in the airBy radiation of the heatBy convection of the airAll of the aboveQuestion 14 of 1515. Where does the heat energy go when a solid melts?It is used to overcome the forces of attraction between the particles.It is released into the surroundings.It is stored in the liquid.All of the aboveQuestion 15 of 15 Loading...
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