Electrochemistry Quiz Online

Electrochemistry concepts are essential to learning for every level in chemistry courses. Here, we have compiled many Electrochemistry quizzes free for students of grades 11 and 12. We hope you will find this very useful for your regular exam preparations and entry tests at undergraduate levels, particularly for medical and engineering students (MDCAT, ECAT, NUST, NUMS, JEE, NEET).

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Results

#1. Which One Of The Following Will Be Good Conductor Of Electricity:

Molten NaCl

Molten NaCl

Pure Distilled Water

Pure Distilled Water

Dilute Solution Of Glucose

Dilute Solution Of Glucose

Chloroform

Chloroform

#2. Which One of the Following Represents the Same Net Reaction as the Electrolysis of Aqueous H2SO4:

Electrolysis Of Water

Electrolysis Of Water

Electrolysis Of Aqueous HCl

Electrolysis Of Aqueous HCl

Electrolysis Of Molten NaCl

Electrolysis Of Molten NaCl

Electrolysis Of Aqueous NaCl

Electrolysis Of Aqueous NaCl

#3. In A Galvanic Cell, The Reaction Occurs 2H2O ---> O2 (g) + 4H+ + 4e–, It Occurs At The

Cathode

Cathode

None Of The Above

None Of The Above

Cathode And Anode

Cathode And Anode

Anode

Anode

#4. Which Statement Below Is Not True For the Reaction: Fe3+ + E– ---> Fe2+

Both Fe2+ And Fe3+ Are Called Anions

Both Fe2+ And Fe3+ Are Called Anions

Fe3+ Is Reduced

Fe3+ Is Reduced

Oxidation State Of Fe Has Changed

Oxidation State Of Fe Has Changed

Fe3+ Can Act As An Oxidizing Agent

Fe3+ Can Act As An Oxidizing Agent

#5. During a Redox Reaction, an Oxidizing Agent:

Loses Electrons

Loses Electrons

Is Oxidized

Is Oxidized

Gains Electrons

Gains Electrons

Hydrolyzed

Hydrolyzed

#6. In A Salt Bridge KCl Is Used Because:

It Is An Electrolyte

It Is An Electrolyte

KCl Is Also Present In The Calomel Electrode

KCl Is Also Present In The Calomel Electrode

K+ And Cl– Transfer Easily

K+ And Cl– Transfer Easily

Agar–Agar Forms A Good Jelly With It

Agar–Agar Forms A Good Jelly With It

#7. A Oxidizing Agent Is A Substance Which Brings About

Reduction

Reduction

Electron Donation

Electron Donation

Hydrolysis

Hydrolysis

Oxidation

Oxidation

#8. In The Electrolysis The Process Of Oxidation Occurs At:

In Electrolytic Solution

In Electrolytic Solution

Cathode

Cathode

Both Cathode And Anode

Both Cathode And Anode

Anode

Anode

#9. In An Oxidation Process The Oxidation Number Of The Element:

(D)

(D)

Increases

Increases

Does Not Change

Does Not Change

Decreases

Decreases

#10. In The Reduction Process The Oxidation Number Of The Element:

Increases

Increases

(D)

(D)

Decreases

Decreases

Does Not Change

Does Not Change

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