19,000+ solved questions for JEE Advanced, JEE Mains, NEET & IChO — with answers and expert explanations.
Which of the following is most soluble ?
When HCl gas is passed through a saturated solution of common salt, pure NaCl is precipitated because
At 298 K, the solubility product of PbCl₂ is 1 10 x . What will be the solubility of PbCl₂ in moles/litre
Solubility of AgCl will be minimum in
Solubility product of BaCl₂ is 4 × 10 –9. Its solubility in moles/litre would be
The correct representation for solubility product of SnS₂ is
Which is the correct representation of the solubility product constant of Ag₂CrO₄
The solubility of CaF₂ is ‘s’ moles/litre. Then its solubility product is........
The solubility in water of a sparingly soluble salt AB₂ is 1.0 × 10 –5moll –1. Its solubility product number will be
Let the solubility of an aqueous solution of Mg(OH)₂ be x then its Ksp is
The solubility product of a salt having general formula MX2, in water is : 4 × 10 –12. The concentration of M 2+ ions in the aqueous solution of the salt is
Which is the correct alternate for hydrolysis constant of NH₄CN (a) w a K K (b) w a b K K K x (c) b K c (d) a b K K
The aqueous solution of FeCl₃ is acidic due to
The dissociation constant of CH₃COOH is 1.8 × 10–5. The hydrolysis constant for 0.1 M sodium acetate is
A white salt is readily soluble in water and gives a colourless solution with a pH of about 9. The salt would be
The pH of 0.1 M solution of the following salts increases in the order :
The aqueous solution of ammonium chloride is
An aqueous solution of sodium carbonate is alkaline because sodium carbonate is a salt of
An aqueous solution of aluminium sulphate would show
Which one of the following salts gives an acidic solution in water
The solution of strong acid and weak base (FeCl₃) is
Aq. solution of sodium cyanide is
Ka for HF is 3.5 × 10–4. Calculate Kb for the fluoride ion.
HCN is a weak acid (Ka = 6.2 × 10–10). NH₄OH is a weak base (Kb = 1.8 × 10–5). A 1M solution of NH₄CN would be :
A physician wishes to prepare a buffer solution at pH = 3.58 that efficiently resists a change in pH yet contains only small conc. of the buffering agents. Which one of the following weak acid together with its sodium…