JEE AdvancedChemistryIonic EquilibriumMultiple correct+3 / −0.75
The initial rate of hydrolysis of methyl acetate (1M) by a weak acid (HA, 1M) is 1/100th of that of a strong acid (HX, 1M), at 25oC. The Ka of HA is
- A1 10-4
- B1 10-5
- C1 10-6
- D1 10-3
More from Ionic Equilibrium
- The Ksp of is 1.1 10-12 at 298 K. The solubility (in mol/L) of in a 0.1 M solution is2013 · Multiple correct
- In 1 L saturated solution of [Ksp() = 1.6 10-10], 0.1 mol of [Ksp() = 1.0 10-6] is added. The resultant concentration of in the solution is 1.6 10-x. The value of "x" is2011 · Numerical
- Aqueous solution of , and and of identical concentrations are provided. The pairs of solutions which form a buffer upon mixing is(are)2010 · Multiple correct
- Amongst the following the total number of compounds whose aqueous solution turns red litmus paper blue is , , , , , , , and 2010 · Numerical
- The dissociation constant of a substituted benzoic acid at 25 C is 1.0 10 . The pH of a 0.01 M solution of its sodium salt is .2009 · Numerical
- 2.5 mL of M weak monoacidic base (K = 1 10 at 25 C) is titrated with M HCl in water at 25 C. The concentration of H at equivalence point is (K = 1 …2008 · MCQ
- Solubility product constants (K ) of salts of types MX, MX and M X at temperature T are 4.0 10 , 3.2 10 and 2.7 10 , respectively. Solubilities (mol dm …2008 · MCQ
- At 25 °C, the concentration of ions in 1.00 × 10−3 M aqueous solution of a weak monobasic acid having acid dissociation constant (Ka) of 4.00 × 10−11 is X × 10−7 M. The value of X is . Use: Ionic product of…2025 · Numerical