Time Left - 10:00 mins

Accelerate JEE 2020: Ionic Equilibrium Class 3 (10.08.2019)

Attempt now to get your rank among 265 students!

Question 1

pH of 0.005 M calcium acetate (pKa of CH3COOH = 4.74) is:

Question 2

pKa of a weak acid (HA) and pKb of a weak base (BOH) are 3.2 and 3.4, respectively.
The pH of their salt (AB) solution is:

Question 3

Addition of sodium hydroxide solution to a weak acid (HA) results in a buffer of pH 6. If ionisation constant of HA is 10-5, the ratio of salt to acid concentration in the buffer solution will be:

Question 4

The pKa of a weak acid (HA) is 4.5. The pOH of an aqueous buffered solution of HA in which 50% of the acid is ionized is

Question 5

The solubility product of AgI at 25 ºC is 10-16 mol2L-2. The solubility of AgI in 10-4 N solution of KI at 25 ºC is in mol/L
  • 265 attempts
  • 6 upvotes
  • 13 comments

Tags :

Apr 9JEE & BITSAT