Chemistry Fsc Part 1 Online Test With Answers

Chemistry Fsc Part 1 Online Test

Sr. # Questions Answers Choice
1 Energy stored in chemical bonds is. Potential energy Kinetic energy Heat energy Radiant energy
2 Which gas has highest molar enthalpy of combustion C2H2 CH4 H2 CO
3 Standard enthalpy chagne refers to STP 25 oC and 1 atm 100 oC 0 oC and 1 atm
4 Enthalpy of fusion is the heat required to. Melt a solid Boil a liquid Freez a liquid Vaporize a solid
5 Which of the following is an extensive property. Enthalpy Temperature Density Pressure
6 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
7 If a chemcial reactio has Delta H = -100 kj/mol, it is Exothermic Endothermic Isothermal Isobaric
8 The enthalpy of solution is Heat evolved /absorbed when 1 mole of solute dissolves Solute dissolves Always exothermic always endothermic 
9 The enthalpy of sublimation involves. Solid to gas Solid to liquid Liquid gas Gas to liquid
10 If a chemical reaction has Delta H = -100  kj/mol, it is. Endothermic Exothermic Isothermal Isobaric
11 The standard enthalpy of atomization of an element is alwyas. Negative Positive Zero Depend on element
12 Standard condition include all except 298 K 0 oC 1 atm 1 M concentration
13 Which of the following is a state function. Heat Enthalpy Work Path
14 The standard enthalpy of formation of elements in their standard state is 0 -1 1 25
15 Enthalpy of neutralization of strong acid an strong base is approximately +57.3 kj/mol -57.3 kj /mol 0 +5.73 kj/mol
16 The change in internal energy is zero is. Isothermal process Adiabatic process Exothermic process Endothermic process
17 Enthalpy change of a process is measured under Constant volume Constant pressure Constant temperature Constant Energy
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