EASY
12th Maharashtra Board
IMPORTANT
Earn 100

Define degree of dissociation. Derive Ostwald's dilution law for the CH3COOH.

Important Questions on Ionic Equilibria

MEDIUM
12th Maharashtra Board
IMPORTANT
Chemistry Standard 12>Chapter 3 - Ionic Equilibria>Exercises>Q 4
Define pH and pOH. Derive relationship between pH and pOH.
EASY
12th Maharashtra Board
IMPORTANT
Chemistry Standard 12>Chapter 3 - Ionic Equilibria>Exercises>Q 4
What is meant by hydrolysis? A solution of CH3COONH4 is neutral, why?
MEDIUM
12th Maharashtra Board
IMPORTANT
Chemistry Standard 12>Chapter 3 - Ionic Equilibria>Exercises>Q 4
Dissociation of HCN is suppressed by the addition of HCl. Explain.
HARD
12th Maharashtra Board
IMPORTANT
Chemistry Standard 12>Chapter 3 - Ionic Equilibria>Exercises>Q 4
Derive the relationship between degree of dissociation and dissociation constant in weak electrolytes.
HARD
12th Maharashtra Board
IMPORTANT
Chemistry Standard 12>Chapter 3 - Ionic Equilibria>Exercises>Q 4
Sulfides of cation of group II are precipitated in acidic solution H2S+ HCl) whereas sulfides of cations of group IIIB are precipitated in ammoniacal solution of H2S. Comment on the relative values of solubility product of sulfides of these.
MEDIUM
12th Maharashtra Board
IMPORTANT
Chemistry Standard 12>Chapter 3 - Ionic Equilibria>Exercises>Q 4
Solubility of a sparingly soluble salt get affected in presence of a soluble salt having one common ion. Explain.
MEDIUM
12th Maharashtra Board
IMPORTANT
Chemistry Standard 12>Chapter 3 - Ionic Equilibria>Exercises>Q 4
The pH of rain water collected in a certain region of Maharashtra on particular day was 5.1. Calculate the H⊕ ion concentration of the rain water and its percent dissociation.
EASY
12th Maharashtra Board
IMPORTANT
Chemistry Standard 12>Chapter 3 - Ionic Equilibria>Exercises>Q 4
Explain the relation between ionic product and solubility product to predict whether a precipitate will form when two solutions are mixed?