9. Electrolysis

9. Electrolysis

10th Grade

30 Qs

quiz-placeholder

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9. Electrolysis

9. Electrolysis

Assessment

Quiz

Chemistry

10th Grade

Practice Problem

Hard

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

+1

Standards-aligned

Created by

Amy Stapleton

Used 3+ times

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30 questions

Show all answers

1.

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

2.

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

3.

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

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Explain why the electrolyte has to be a liquid.

So the ions can move
So the electrons can move
So that it doesn't get too hot
So the fish are ok

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

It is essetial that the electrolyte is a liquid so that...

Charged ions can migrate towards the electrodes. 
Charged ions can migrate towards the electrodes.
The solution can move around.
The current can flow through it.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens at the positive electrode?

Positive non-metal ions are attracted
Positive metal ions are attracted
Negative non-metal ions are attracted
Negative metal ions are attracted

Tags

NGSS.HS-PS2-5

7.

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

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