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:

Chloroform

Chloroform

Pure Distilled Water

Pure Distilled Water

Molten NaCl

Molten NaCl

Dilute Solution Of Glucose

Dilute Solution Of Glucose

#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 Molten NaCl

Electrolysis Of Molten NaCl

Electrolysis Of Aqueous NaCl

Electrolysis Of Aqueous NaCl

Electrolysis Of Aqueous HCl

Electrolysis Of Aqueous HCl

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

Cathode And Anode

Cathode And Anode

None Of The Above

None Of The Above

Cathode

Cathode

Anode

Anode

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

Fe3+ Is Reduced

Fe3+ Is Reduced

Fe3+ Can Act As An Oxidizing Agent

Fe3+ Can Act As An Oxidizing Agent

Both Fe2+ And Fe3+ Are Called Anions

Both Fe2+ And Fe3+ Are Called Anions

Oxidation State Of Fe Has Changed

Oxidation State Of Fe Has Changed

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

Is Oxidized

Is Oxidized

Hydrolyzed

Hydrolyzed

Loses Electrons

Loses Electrons

Gains Electrons

Gains Electrons

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

KCl Is Also Present In The Calomel Electrode

KCl Is Also Present In The Calomel Electrode

It Is An Electrolyte

It Is An Electrolyte

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

Electron Donation

Electron Donation

Reduction

Reduction

Oxidation

Oxidation

Hydrolysis

Hydrolysis

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

Both Cathode And Anode

Both Cathode And Anode

Anode

Anode

Cathode

Cathode

In Electrolytic Solution

In Electrolytic Solution

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

Does Not Change

Does Not Change

Decreases

Decreases

(D)

(D)

Increases

Increases

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

(D)

(D)

Increases

Increases

Does Not Change

Does Not Change

Decreases

Decreases

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