Engineering Chemistry MCQs 1 (ELECTROCHEMISTRY)

These are Engineering Chemistry MCQs 1 (ELECTROCHEMISTRY). In the field of engineering, a chemical engineer is a professional, who is equipped with the knowledge of chemical engineering, works principally in the chemical industry to convert basic raw materials into a variety of products, and deals with the design and operation of plants and equipment.

1. pOH of pure water at 250 C is _____________.

• 7
• 0
• 14
• None of above

2. Relationship between equivalent and molar conductance is,

• Λ_m(Λ_m / Λ_eq) = (Normality / 1)
• (Λ_m / Λ_eq) = (1 / Molarity)
• (Λ_m / Λ_eq) = (Molarity / Normality)
• (Λ_m / Λ_eq) = (Normality / Molarity)

3. On dilution ____________ conductivity decreases.

• Specific
• Equivalent
• Molar
• Molal

4. Electrochemical cell is a device which is used to get __________ energy.

• Thermal
• Electrical
• Chemical
• Mechanical

5. Battery is a type of _________ cell.

• Electrolytic
• Electrochemical
• Chemo electric
• Thermal

6. Dry cell is an example of __________cell.

• Primary
• Secondary
• Electrochemical
• Electrolytic

7. _______ is acts as anode in dry / laclanche cell.

• Carbon rod
• Mn
• Zn
• Fe

8. On anode ______ reaction occurs.

• Oxidation
• Reduction
• Redox
• None of above

9. In actual practice, emf of cell is__________.

• 0.8 to 1.0 V
• 1.0 to 1.8 V
• 0.5 to 1.0 V
• 0.5 to 1.8 V

10. Specific conductance is denoted by __________.

• κ
• ρ
• σ
• Ω