Give the Limitations of Arrhenius concept theory of acids and bases.

Define Buffer solution.

What are the two types of buffer? Give an example for each.

Define neutralisation reaction.

Give a condition for a compound to be precipitated.

When temperature is increased, will ionic product of water increase or decrease? Give reason to justify your answer.

Magnesium is not precipitated from a solution of its salt by a mixture of NH₄OH and NH₄Cl. Explain

Write down the conjugate acid and base of the following
(i) NH₃
(ii) HSO^-₄

BF₃ is termed as an acid though it does not contain H⁺ ions. Explain.

The K_W of a neutral solution is 10^-12 at a particular temperature. What are its pH and pOH values?

Calculate the ionisation constant for the conjugate base of HF. Ionisation constant of HF at 298 K is 6.8 x 10^-4

How is common ion effect related to the solubility of the electrolyte?

Why is aqueous solution of FeCl₃ acidic?

What are the limitations of Ostwald's dilution law?

What is common ion effect? Give an example.