Virtual Labs

Chemical Sciences Advanced Analytical Chemistry Virtual Lab Experiments

Aim

Theory

Self Evaluation

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Simulation

Assignment

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Aim

Theory

Self Evaluation

Procedure

Simulation

Assignment

References

Feedback

Electrogravimetric Estimation of Metals

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Intermediate

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Faraday's laws of electrolysis are related to the

a: atomic number of the anion Explanation

Explanation

b: atomic number of the cation Explanation

Explanation

c: speed of the cation Explanation

Explanation

d: equivalent weight of the electrolysis Explanation

Explanation

With increasing voltage, the sequence of deposition of metals on the cathode will be:

a: Mg,Cu,Hg,Ag Explanation

Explanation

b: Ag,Hg,Cu,Mg Explanation

Explanation

c: Ag,Hg,Cu Explanation

Explanation

d: Cu,Hg,Ag Explanation

Explanation

The electric charge or electrode deposition of one gram equivalent of a substance is:

a: One ampere for one second Explanation

Explanation

b: One ampere for one hour Explanation

Explanation

c: Charge on one mole of electrons Explanation

Explanation

d: 96,500 coulombs per second Explanation

Explanation

What happens to the oxidizing agent in an oxidation-reduction reaction?

a: It is reduced as it gains electrons Explanation

Explanation

b: It is oxidized as it gains electrons Explanation

Explanation

c: It is reduced as it loses electrons Explanation

Explanation

d: It is oxidized as it loses electrons Explanation

Explanation

Which of the following is true for an electrolytic cell?

a: Electrons flow towards the anode Explanation

Explanation

b: Electrons flow through the salt bridge Explanation

Explanation

c: An electric current is produced by a chemical reaction Explanation

Explanation

d: A nonspontaneous reaction is forced to occur Explanation

Explanation

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