Chemistry Fsc Part 1 Chapter 6 Online Test With Answers

Chemistry Fsc Part 1 Chapter 6 Online Test

Sr. # Questions Answers Choice
1 specific heat capacity is amount of heat needed to raise temp of  1 mole 1 gram 1 kg 100 grams
2 Which of the following has maximum heat capacity Water Mercury Ethanol Iron
3 Which of the following is used to measure heat changes. Calorimeter Voltmeter Thermometer Barometer
4 The equation q = mc Delta T is used to find. Enthalpy of formation  Heat transferred Molar mass Volume
5 The energy required to break a chemical bond is called. Ionization energy Bond energy Enthalpy Activation energy
6 Which of the following affects bond energy. Bond length Bond length Atomic size All of these
7 Energy stored in chemical bonds is. Potential energy Kinetic energy Heat energy Radiant energy
8 Which gas has highest molar enthalpy of combustion C2H2 CH4 H2 CO
9 Standard enthalpy chagne refers to STP 25 oC and 1 atm 100 oC 0 oC and 1 atm
10 Enthalpy of fusion is the heat required to. Melt a solid Boil a liquid Freez a liquid Vaporize a solid
11 Which of the following is an extensive property. Enthalpy Temperature Density Pressure
12 The enthalpy change when one mole of ionic compund is dissolved in water is Het of hydration Heat of solution  Heat of combustion Heat of atomization
13 If a chemcial reactio has Delta H = -100 kj/mol, it is Exothermic Endothermic Isothermal Isobaric
14 The enthalpy of solution is Heat evolved /absorbed when 1 mole of solute dissolves Solute dissolves Always exothermic always endothermic 
15 The enthalpy of sublimation involves. Solid to gas Solid to liquid Liquid gas Gas to liquid
16 If a chemical reaction has Delta H = -100  kj/mol, it is. Endothermic Exothermic Isothermal Isobaric
17 The standard enthalpy of atomization of an element is alwyas. Negative Positive Zero Depend on element
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