MATTER IN OUR SURROUNDEDING
SCHOOL OF CHEMISTRY Question.1: On Kelvin scale 0 O C is equal to – (a) 273 K (b).– 273 K (c) 0 K (d) 100 K Question.2: Liquids have - (a) fixed volume and fixed shape (b) fixed shape and no fixed volume (c) fixed volume and no fixed shape (d) neither fixed volume nor fixed shape Question.3: Dry ice means – (a) solid SO 2 (b) solid water (c) solid CO 2 (d) solid CO Question.4: Materials existing as liquids have - (a) boiling point and melting point above room temperature (b) boiling point and melting point below room temperature (c) boiling point above room temperature and melting point below room temperature (d) boiling point and melting point below room temperature Question.5: Which of the following is accompanied by cooling? (a) vaporization (b) evaporation (c) condensation (d) none of these. Question.6: Intermolecular force of attraction is maximum in - (a) solids (b) liquids (c) gases (d) plasma particles Question.7: When we add sugar...