NEET Chemistry: Equilibrium — MCQ Test 4

Q6. The solubility of \( \ce{Ag2CrO4} \) in 0.02 M \( \ce{K2CrO4} \) is \( 1.0 \times 10^{-5} \, \text{M} \). What is its \( K_{sp} \)?

Q7. What is the \( \text{pOH} \) of a 0.001 M solution of \( \ce{NaOH} \) assuming complete dissociation?

Q8. Which species can act as both a Lewis acid and base?

Q9. The \( K_a \) of \( \ce{HCN} \) is \( 4.9 \times 10^{-10} \). What is \( K_b \) of \( \ce{CN-} \) at 298 K?

Q10. For \( \ce{2A(g) + B(g) <=> 2C(g)} \), \( K_p = 4 \) at 500 K. If initial pressures are \( P_{\ce{A}} = 2 \, \text{atm} \), \( P_{\ce{B}} = 1 \, \text{atm} \), what is \( P_{\ce{C}} \) at equilibrium?

NEET Chemistry — Equilibrium

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For \( \ce{N2O4(g) <=> 2NO2(g)} \), \( K_p = 0.16 \) at 400 K. If 0.5 moles of \( \ce{N2O4} \) are placed in a 1 L vessel, what is \( P_{\ce{NO2}} \) at equilibrium (\( R = 0.0831 \, \text{bar L/mol K} \))?

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About this NEET MCQ Test

This page provides a free online MCQ test for NEET Chemistry preparation, focusing specifically on the chapter Equilibrium. It contains 10 carefully selected multiple-choice questions (MCQs) designed to test your conceptual understanding and exam readiness.

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Key concepts covered in this specific test include Equilibrium, Bronsted, Solubility, Solution, Assuming, and Complete.

Taking these timed MCQ tests helps you simulate the real NEET exam environment. Detailed step-by-step explanations are provided for every question to help you learn from your mistakes and strengthen your fundamentals.

Preview of Questions in this Test

Q1. For \( \ce{N2O4(g) <=> 2NO2(g)} \), \( K_p = 0.16 \) at 400 K. If 0.5 moles of \( \ce{N2O4} \) are placed in a 1 L vessel, what is \( P_{\ce{NO2}} \) at equilibrium (\( R = 0.0831 \, \text{bar L/mol K} \))?

  • A. 1.6 bar
  • B. 2.0 bar
  • C. 0.8 bar
  • D. 3.2 bar

Q2. Which species acts as a Bronsted-Lowry base?

  • A. \( \ce{H3O+} \)
  • B. \( \ce{HCl} \)
  • C. \( \ce{HCO3-} \)
  • D. \( \ce{H2SO4} \)

Q3. Which species can act as both a Bronsted-Lowry acid and base?

  • A. \( \ce{HCl} \)
  • B. \( \ce{OH-} \)
  • C. \( \ce{HS-} \)
  • D. \( \ce{Na+} \)

Q4. For \( \ce{XY2(s) <=> X^{2+}(aq) + 2Y-(aq)} \), if \( K_{sp} = 2.7 \times 10^{-7} \), what is the solubility of \( \ce{XY2} \) in mol/L?

  • A. \( 2.7 \times 10^{-7} \)
  • B. \( 4.07 \times 10^{-3} \)
  • C. \( 1.5 \times 10^{-3} \)
  • D. \( 6.75 \times 10^{-8} \)

Q5. A weak acid \( \ce{HA} \) (\( K_a = 5.0 \times 10^{-6} \)) is mixed with 0.04 M \( \ce{NaOH} \) in a 2:1 volume ratio (acid:base). If the final \( [\ce{HA}] = 0.06 \, \text{M} \), what is the pH?

  • A. 4.65
  • B. 5.3
  • C. 6.0
  • D. 4.0

+ 5 more questions in the actual test

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