Prepare for NEET Chemistry Chemical Equilibrium with MCQs & PYQs on NEET.GUIDE. Enjoy free practice, previous year questions, and expert solutions to master equilibrium concepts.
For the reaction , if at a certain temperature, what is the value of for the reverse reaction at the same temperature?
0.25
2
4
16
A sparingly soluble salt MX has a solubility product K = 4 x 10. In a solution containing 0.01 M NaX, the molar solubility of MX is:
4 x 10 M
2 x 10 M
1 x 10 M
4 x 10 M
At 25°C, the solubility product of AgCrO is 1.1 x 10. What is the concentration of Ag ions in a saturated solution of AgCrO in 0.1 M KCrO?
1.1 x 10 M
3.3 x 10 M
1.1 x 10 M
2.2 x 10 M
The solubility of AgCl in pure water at 25°C is M. Calculate its solubility (in M) in 0.1 M NaCl solution.
1.3 x 10⁻⁵ M
1.69 x 10⁻⁹ M
1.69 x 10⁻¹⁰ M
1.3 x 10⁻⁶ M
Two sparingly soluble salts, AB and CD, have K values of 4 x 10 and 1 x 10 respectively. Which salt is more soluble?
AB
CD
Both are equally soluble
Cannot be determined from K alone
The solubility product of a sparingly soluble salt AX is 4 x 10. If the concentration of A ions in a saturated solution is 2 x 10 M, the concentration of X ions is:
1.0 x 10 M
1.41 x 10 M
2.0 x 10 M
1.0 x 10 M
Equal volumes of 0.002 M solutions of AB and CB salts are mixed. If the K of AB is 4 x 10 and that of CB is 9 x 10, which salt will precipitate first?
AB
CB
Both AB and CB simultaneously
Neither AB nor CB
According to the Lewis theory, which of the following can act as a Lewis acid?
NH3
H2O
BF3
OH-
Which theory explains the acidic nature of AlCl3 in water?
Arrhenius Theory
Brønsted-Lowry Theory
Lewis Acid-Base Theory
None of the above
