CH7 Thermochemistry
1. Difference between exothermic reaction and endothermic reaction?
2. Difference between spontaneous and non spontaneous reaction?
3. Burning of candle is spontaneous process(exercise q6)
4. System surrounding and boundary?
5. Define state function with example?
6. Define hear and work?
7. Difference between heat and temperature (exerciseq8)
8. Difference between internal energy and enthalpy?
9. Difference between internal energy change and enthalpy change?
10.
Is that true that ∆H =∆E for reaction taking place in solution
form?(exercise q7)
11.
What is first law of thermodynamics?
12.
Prove change in enthalpy is equal to heat of reaction?
13.
Define with example *Enthalpy of formation*Enthalpy of
formation*Enthalpy of atomisation*Enthalpy of
neutralisation*Enthalpy of combustion*Enthalpy of solution?
14.
How do we determine∆H in laboratory for food fuel?
15.
Why it is necessary to mention physical state of reactant and
product in thermochemical reaction?Exercise sq 10
16.
Write some applications of Hess’s law.
17.
Heat capacity of system?(Glass calorimeter)
18.
Define Hess’s law of constant heat summation
19.
Define lattice energy?
20.
Define Born Haber Cycle?