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MCQ on Principles of titrimetric analysis: Page-4

The reagent used in the estimation of aldehydes in the following method of titration is essential oils

(A) Sulphuric acid

(B) Hydroxyl amine hydrochloride

(C) Eosin

(D) Hydrazine

Mixed indicators are used to indicate

(A) A broad range of end point

(B) A narrow range of end point

(C) Chain reactions

(D) Approximate pH of the solution

The relation between the pH and pKa is given by

(A) Stoke’s equation

(B) Henderson-Hesselbalch equation

(C) Mosley’s equation

(D) Raoult’s equation

According to law of mass action

(A)The rate of reaction is proportional to the product of the active masses of the products

(A) The rate of reaction is proportional to the product of the active masses of the reactants

(A)The rate of reaction is proportional to the sum of the active masses of the reactants

(A)The rate of reaction is proportional to the product of the active masses of the products

At chemical equilibrium,

(A)The product concentration is equal to reactant concentration

(B)The rate of forward and backward reactions are zero

(C)The rate constants of both forward and backward reaction are same

(D)All of the above