Virtual Labs

Cyclic Voltammetry of ferricyanide system

Q1. Voltammetric technique described as a function of

a: current, voltage Explanation

Explanation

b: time, current Explanation

Explanation

c: voltage, time Explanation

Explanation

d: current, voltage, time Explanation

Explanation

Q2. In voltammetric technique

a: applied voltage varies with current voltage Explanation

Explanation

b: current & voltage varies with time Explanation

Explanation

c: current is monitor when voltage is varied Explanation

Explanation

d: current does not affect with varies voltage Explanation

Explanation

Q3. Voltammetric techniques are of .......types

a: 11 Explanation

Explanation

b: 9 Explanation

Explanation

c: 10 Explanation

Explanation

d: 7 Explanation

Explanation

Q4. Voltammetric technique principle based on

a: Ohm’s Law Explanation

Explanation

b: Faraday’s Law Explanation

Explanation

c: Kohlrausch Law Explanation

Explanation

d: Kirchoff’s Law Explanation

Explanation

Q5. Potential in cyclic voltammetry is:

a: Dependent variable Explanation

Explanation

b: Independent variable Explanation

Explanation

c: Constant Explanation

Explanation

d: None of the above Explanation

Explanation

Q6. Which of the following electrode is not used in voltammetry?

a: Working Electrode Explanation

Explanation

b: Auxillary electrode Explanation

Explanation

c: Reference electrode Explanation

Explanation

d: Conducting electrode Explanation

Explanation

Q7. What are the common parameter involves in voltammetry?

a: Potential and current Explanation

Explanation

b: Potential and resistance Explanation

Explanation

c: Current and resistance Explanation

Explanation

d: Current and electrodes Explanation

Explanation

Q8. Except---------------, not involve in migrations of particles in the solutions in voltammetry

a: Migration Explanation

Explanation

b: Immigration Explanation

Explanation

c: Convection Explanation

Explanation

d: Diffusion Explanation

Explanation

Q9. Which of the following electrodes are often used as counter or auxiliary electrode in voltammetry?

a: Calomel electrode Explanation

Explanation

b: Carbon paste Explanation

Explanation

c: Platinum wire Explanation

Explanation

d: Mercury thin film Explanation

Explanation

Q10. Which of the following voltammetric techniques enhances the sensitivity through improving the faradaic current?

a: Differential pulse voltammetry Explanation

Explanation

b: Square wave voltammetry Explanation

Explanation

c: Cyclic voltammetry Explanation

Explanation

d: Stripping voltammetry Explanation

Explanation