Electrolysis 1

Electrolysis 1

11th Grade

20 Qs

quiz-placeholder

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Electrolysis 1

Electrolysis 1

Assessment

Quiz

Chemistry

11th Grade

Practice Problem

Hard

NGSS
HS-PS2-5, HS-PS3-5, HS-PS1-5

+4

Standards-aligned

Created by

Jabeen Saman

Used 93+ times

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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the product formed at the cathode during the electrolysis of molten magnesium fluoride?

magnesium
hydrogen
fluorine
oxygen

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the gas produced at the anode during the electrolysis of dilute hydrochloric acid?

water
oxygen
hydrogen
chlorine

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is electrolysis?

breaking down of a compound using a current
making a compound using a current

Tags

NGSS.HS-PS3-5

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which statement correctly describes the 2 electrodes?

The anode is negative and the cathode is positive
The anode and cathode are both positive
The anode is positive and the cathode is negative
The anode and cathode are both negative.

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-5

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the name given to the solution that is being electrolysed?

Salt solution
Electric solution
Mineral solution
Electrolyte

Tags

NGSS.HS-PS1-5

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Positive ions (cations) will move towards the cathode (-) where they will discharge by....

Breaking apart
Losing electrons
Clumping together.
Gaining electrons

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-5

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the equation to show what happens to Cl ions at the anode.

Cl- --> Cl + e-   
2Cl- --> Cl2 + 2e-   
Cl2 + 2e-   2Cl- 
Cl2 + 2e-  -->  2Cl- 

Tags

NGSS.HS-PS2-5

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