Monthly archives: May, 2016

States of Matter MCQs – II

201) Which of the following statements is false regarding liquids? a) Liquids diffuse more slowly than gases b) During evaporation of liquids, heating is always caused c) Vapour pressure of liquids increases with a rise in temperature d) Viscosity of liquids decreases with a rise in temperature. 202) The characteristic features of solids are their …

States of Matter – I

1) In order for the volume of 800 c.c. of a gas to be reduced to 25%, to what temperature is the gas is to be cooled if the initial temperature is 270 at constant P? a) 75 K b) 225 K c) 300 K d) -750 c 2) Under identical conditions how many times …