19,000+ solved questions for JEE Advanced, JEE Mains, NEET & IChO — with answers and expert explanations.
In the reaction I I I -> the Lewis’s base is
The conjugate base of HPO is (a) PO (b) H PO
According to Lewis concept, acid is
According to Lowry and Bronsted system, the chloride ion (Cl–) in aqueous solution is a
The conjugate base of a weak acid is
Of the given anions, the strongest Bronsted base is
Review the equilibrium and choose the correct statement HClO4 + H2O H3O + + ClO4 –
The conjugate acid of HPO4 2– is
Conjugate base of NH3 is (a) NH (b) NH (c) NH
The correct order of acid strength is
Cl – is the conjugate base of
The conjugate base of NH2 – is
A weak acid, HA has a Ka of 1.00 10 x . If 0.100 mole of this acid is dissolved in 1 L of water, the percentage of acid dissociated at equilibrium is closest to
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
0.1 M solution of which one of these substances will react basic ?
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