C3-7 Aqueous electrolysis

C3-7 Aqueous electrolysis

7th Grade

10 Qs

quiz-placeholder

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C3-7 Aqueous electrolysis

C3-7 Aqueous electrolysis

Assessment

Quiz

Science

7th Grade

Hard

Created by

Miss Fletcher

Used 4+ times

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the electrolysis of aqueous sodium chloride which ions will be present in the solution?

Na+, H+, Cl-, OH-

Na+, OH+, Cl-, H-

Na-, H-, Cl+, OH+

Na+, Cl+, H-, OH-

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

In the aqueous electrolysis of sodium chloride which products will be produced at the anode and the cathode?

Anode: Hydrogen

Cathode: Chlorine

Anode: Hydrogen

Cathode: Sodium

Anode: Sodium

Cathode: Chlorine

Anode: Chlorine

Cathode: Hydrogen

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

In the aqueous electrolysis of copper chloride which products will be produced at the anode and the cathode?

Anode: Hydrogen

Cathode: Chlorine

Anode: Hydrogen

Cathode: Copper

Anode: Chlorine

Cathode: Copper

Anode: Chlorine

Cathode: Hydrogen

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

In aqueous electrolysis what happens at the cathode to metals above hydrogen?

They are displaced by hydrogen.

They are reduced at the cathode.

Hydrogen is produced at the anode as it is less reactive.

Thye remain in solution and hydrogen is produced at the cathode.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

In the aqueous electrolysis of copper bromide, which statement is correct?

Copper is produced at the anode and hydrogen at the cathode

Hydrogen is produced at the anode and chlorine at the cathode

Copper is produced at the cathode and hydrogen at the anode

Copper is produced at the cathode and chlorine at the anode

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

A solution of sodium chloride contains four different ions. Which statement shows the correct four ions?

Na+, H+, CL-, OH-

Na+, H+, Cl-, OH-

Na+, H-, Cl-, OH+

Na2+, H+, Cl-, OH-

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

An aqueous solution of sodium chloride contains four different ions. Chlorine gas is produced at the anode. What is the test for this gas?

Squeaky pop test

Relights a glowing splint

It turns blue litmus red then white.

Turns lime water milky

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