MDCAT Preperation

NMDCAT Preparation Chemistry Chapter # 5

Another important chapter for the preparation of NMDCAT Chemistry. It is chapter 5 (Thermochemistry & Energetics of Chemical Reaction + Electrochemistry) according to the KIPS syllabus.

Online NMDCAT Chemistry Preparation Chapter 5

Other chapters with their practice tests are also available. Click on the button All Practice Tests and MCQs mentioned above. MCQs of chapter 5 and its practice test is given below. (Explanation will be available soon)

Consider the following reaction
MnO2 + HCl → MnCl2 + H2O + Cl2
Which atom undergoes a decrease in oxidation number?
A. Chlorine
B. Hydrogen
C. Oxygen
D. Manganese

Answer: D

MCQ- 2
An enthalpy change always proceeds through the evolution of heat.
A. ∆H°at
B. ∆H°solution
C. ∆H°n
D. ∆H°f

Answer: C

MCQ- 3
All the following proceeds through the oxidation change except
A. 2SO2 + O2 → 2SO3
B. H2SO3 → H2SO4
C. 2FeCl2 + Cl2 → 2FeCl3
D. HNO3 → HNO2

Answer: D

MCQ- 4
Which of the following have high reduction potential than hydrogen
A. Mg
B. Au
C. Sn
D. Zn

Answer: B

MCQ- 5
Which of the following change in enthalpy in the Born-Haber cycle may be negative?
A. ∆HI.E
B. ∆HE.A
C. ∆Hat
D. ∆Hdiss

Answer: B

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