9Fd - Displacement Reactions

9Fd - Displacement Reactions

9th Grade

15 Qs

quiz-placeholder

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9Fd - Displacement Reactions

9Fd - Displacement Reactions

Assessment

Quiz

Chemistry

9th Grade

Medium

Created by

Philip BIGGS

Used 7+ times

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary chemical reaction observed when zinc is placed in a blue copper sulfate solution?

Zinc forms a protective layer over copper.

Zinc dissolves completely without any reaction.

Copper sulfate is converted into zinc sulfate.

Zinc displaces copper, resulting in a color change.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What color does the copper sulfate solution turn when zinc is introduced?

Red

Colorless

Yellow

Green

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What type of crystals are likely to form on the surface of the copper wire when it is placed in silver nitrate solution?

Copper sulfate crystals

Zinc oxide crystals

Silver crystals

Silver chloride crystals

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which metal is more reactive than copper, as indicated in the text?

Iron

Zinc

Lead

Aluminum

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the significance of the color change in the copper sulfate solution during the reaction?

It indicates the formation of a new compound.

It means that the copper wire is dissolving.

It signifies that the reaction is endothermic.

It shows that the solution has become saturated.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the context of the reactions described, what role does zinc play when introduced to copper sulfate?

It displaces copper ions from the solution.

It acts as a catalyst.

It reduces copper ions to solid copper.

It oxidizes copper ions to copper sulfate.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When observing the reaction of copper wire in silver nitrate solution, what is the expected outcome?

The solution will turn blue.

The wire will remain unchanged.

The copper wire will dissolve completely.

Silver will deposit on the wire.

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