Example 1 · difficulty 2/5
For which of the following equilibria is the numerical value of Kp equal to that of Kc?
- A. H₂(g) + I₂(g) ⇌ 2HI(g)
- B. N₂(g) + 3H₂(g) ⇌ 2NH₃(g)
- C. PCl₅(g) ⇌ PCl₃(g) + Cl₂(g)
- D. CaCO₃(s) ⇌ CaO(s) + CO₂(g)
Current-syllabus practice · Chemistry
NEET Chemistry Equilibrium Questions
Equilibrium practice focused on chemical equilibrium, acids, bases, buffers, solubility and ionic equilibria. Every preview below comes from NeetVellum's live original bank—not an unverified PYQ reconstruction.
What to master
chemical equilibrium, acids, bases, buffers, solubility and ionic equilibria.
Original practice preview
These are current-syllabus NeetVellum questions, shown separately from historical-paper provenance.
Example 2 · difficulty 3/5
A 0.02 M solution of a weak monobasic acid HA has Ka = 2.0 × 10⁻⁶. What is the pH of this solution?
- A. 1.70
- B. 3.70
- C. 4.00
- D. 5.70
Example 3 · difficulty 2/5
In the Haber process, N₂(g) + 3H₂(g) ⇌ 2NH₃(g), ΔH = −92 kJ mol⁻¹. Which of the following changes increases the equilibrium yield of NH₃?
- A. Raising the temperature at constant pressure
- B. Decreasing the total pressure
- C. Continuously liquefying and removing NH₃ as it forms
- D. Adding an inert gas at constant volume
The evidence-first practice loop
- 1. Verify provenanceOfficial paper and final key before accepting a PYQ label.
- 2. Attempt closed-bookExpose the concept or execution gap before rereading.
- 3. Repair and returnClassify the miss and re-practice after a delay.
Canonical chapter practice
Frequently asked questions
How many Equilibrium NEET questions are available?
NeetVellum currently publishes 138 original, verified questions across the linked canonical chapter.
How should I revise Equilibrium for NEET?
Attempt questions before rereading, classify each miss, repair the specific concept, and re-practice after a delay until the error pattern disappears.