1.What is normality? How is it related with molarity?
2.What is the normality of 20 cc of 2M phosphoric acid?
3.Define the following terms: i) End point ii) Equivalence point iii)Indicator iv)Basicity of acid
4.If 20 ml of 0.5 N NaOH is mixed with 30 mL of 0.3 N HCl , is the resulting solution acidic or basic? Calculate the normality with respect to the acidic or basic final solution.
5.State whether the following properties are extensive properties or intensive properties: (a) Entropy (b) Temperature
6.Define enthalpy of combustion. Enthalpy of formation of benzene is 55 KJ , enthalpy of formation of water and carbon dioxide are - 395KJ and - 285 KJ respectively. Calculate the enthalpy of combustion of benzene.
7.Why is - NO2 group a meta directing towards electrophilic aromatic substitution?
8.What are amines ? How are they classified? Describe a suitable method for the separation of amines from their mixture.
9.State and explain Hess’s law of constant heat summation. Write it's one application.
To be submitted on given time
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