NMDCAT Preparation Chemistry Chapter # 4

Another important chapter for the preparation of NMDCAT Chemistry. It is chapter 4 (Chemical Equilibrium & Reaction Kinetics) according to the KIPS syllabus.

Online NMDCAT Chemistry Preparation Chapter 4

Other chapters with their practice tests are also available. Click on the button All Practice Tests and MCQs mentioned above. Chapter 4 MCQs with its practice test are given below. (Explanation will be available soon)

In N2 +3H2 ⇌ 2NH3 the yield of the product will be minimum if
A. Temperature is increased and pressure remains the same
B. Temperature is increased and pressure decreased
C. Both temperature and pressure are increased
D. Amount of catalyst is increased

Answer: B

When 1 mole of HCI is added to 1 molar aqueous solution of H2S then
A. pH of solution decreases
B. S-2 ion concentration decreases
C. Ionization of H2S decreases
D. All of these

Answer: D

Correct optimum conditions for the synthesis of
ammonia by Haber process
A. 200-300 atm, 400°C, Fe/MgO, Al2O3, and SiO2
B. 1-2 atm 400-500°C, V₂O5
C. 200-300 atm, 650°C, Pt
D. 10-20atm, 200°C

Answer: A

In which case, a decrease in pressure favours
forward reaction
A. N2 +O2 ⇌ 2NO
B. 2SO2 + O2 ⇌ 2SO3
C. PCI5 ⇌ PCI3 + Cl2
D. N2 + 3H2 ⇌ 2NH3

Answer: C

2HI(g) ⇌ H2(g) + I2(g)
For the above reaction if Kc is 0.25, then Kp for
this reaction will be
A. 1.0
B. 0.25
C. 4.0
D. 0.50

Answer: B

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