MCQ Matter And Its States SET 8ALL MCQ For Matter And Its States 1. Chloroform and benzene form a pair of miscible liquids. These can be separated bya separating funnelsublimationfiltrationdistillationQuestion 1 of 152. Which of the following is an example of covalent network solid?SodiumSiliconSolid carbon dioxideSodium chlorideQuestion 2 of 153. How many nearest neighbours are there in an atom or ion in an octahedral hole of a close packed structure?48186Question 3 of 154. In NaCl type structure, the coordination number of the cation and anion are6 : 48 : 44 : 46 : 6Question 4 of 155. When an ideal gas undergoes unrestricted expansion, no cooling occurs because the moleculesare above inversion temperaturedo work equal to loss in kinetic energycollide without loss of energyexert no attractive force on each otherQuestion 5 of 156. The molecular weight of a volatile liquid can be determined byDumas' methodOsmotic pressureCryoscopic methodVictor Meyer's methodQuestion 6 of 157. Which of the following methods is used to determine the atomic weight?Victor Meyer's methodCannizaro's methodDumas' methodNone of theseQuestion 7 of 158. In the process of sublimation, the substance transforms directlyfrom the solid state to the liquid statefrom the solid state to gaseous statefrom the liquid state to solid statefrom the liquid state to gaseous stateQuestion 8 of 159. The vapour density of gas A is four times that of gas B. If the molecular weight of gas B is M, then the molecular weight of gas A is2M8MM/44MQuestion 9 of 1510. The coordination number of each sphere in hcp arrangement is12468Question 10 of 1511. In a unit cell of cesium chloride the arrangement of cesium ions isface centred cubicbody centred cubicsimple cubichexagonal close packedQuestion 11 of 1512. In zinc blende structure, the zinc atoms occupyall tetrahedral siteshalf of the tetrahedral siteshalf of the octahedral sitesall octahedral sitesQuestion 12 of 1513. Gases deviate from the ideal behaviour because their moleculespossess negligible volumeare polyatomicare not attracted to one anotherhave forces of attraction between themQuestion 13 of 1514. A closed vessel contains equal number of molecules of a total pressure at 740 mm. If oxygen is removed from the system the pressure willbecome half of 740 mmbecome 1/9 of 740 mmbecome double of 740 mmremain unchangedQuestion 14 of 1515. Four 1 litre flasks are separately filled with hydrogen, helium, oxygen and ozone gases at the same temperature and pressure. The ratio of total number of atoms of these gases present in the different flasks would be1:1:1:13:2:2:12:1:2:31:2:2:3Question 15 of 15 Loading...
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