JEE Main Equilibrium questions
6 Chemistry questions on Equilibrium as asked in JEE Main, newest first. 3 come with a worked solution.
- When the hydrogen ion concentration [H^+] changes by a factor of 1000, the value of pH of the solution ________
2023 · with solution
- Water decomposes at 2300 K H_2O(g) arrow H_2(g) + 1/2O_2(g) The percent of water decomposing at 2300 K and 1 bar is __________ (Nearest integer). Equilibrium constant for the reaction is 2 × 10^-3 at 2300 K.
2023 · with solution
- The dissociation constant of acetic acid is x × 10^-5. When 25 mL of 0.2 M CH_3COONa solution is mixed with 25 mL of 0.02 M CH_3COOH solution, the pH of the resultant solution is found to be equal to 5. The value of x…
2023
- Millimoles of calcium hydroxide required to produce 100 mL of the aqueous solution of pH 12 is x × 10^-1. The value of x is _________ (Nearest integer). Assume complete dissociation.
2023 · with solution
- A litre of buffer solution contains 0.1 mole of each of NH_3 and NH_4Cl. On the addition of 0.02 mole of HCl by dissolving gaseous HCl, the pH of the solution is found to be __________ × 10^-3 (Nearest integer) [Given :…
2023
- In an acid-base titration, 0.1 M HCl solution was added to the NaOH solution of unknown strength. Which of the following correctly shows the change of pH of the titration mixture in this experiment? (2019 Main, 9 April…
2019
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