DA Chem Unit 2 Reactions of Metals

DA Chem Unit 2 Reactions of Metals

4th Grade

15 Qs

quiz-placeholder

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DA Chem Unit 2 Reactions of Metals

DA Chem Unit 2 Reactions of Metals

Assessment

Quiz

Chemistry

4th Grade

Hard

Created by

Rosemary Matthews

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15 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which metal is the most reactive in the reactivity series?

Copper (Cu)

Potassium (K)

Iron (Fe)

Zinc (Zn)

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is formed when sodium reacts with water?

Sodium oxide and hydrogen gas

Sodium hydroxide and hydrogen gas

Sodium chloride and oxygen gas

Sodium carbonate and carbon dioxide

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which metal burns with a lilac flame when heated in air?

Calcium (Ca)

Magnesium (Mg)

Potassium (K)

Aluminium (Al)

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the colour of copper(II) oxide?

White

Yellow

Black

Red

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which gas is produced when metals react with steam?

Oxygen

Carbon dioxide

Hydrogen

Nitrogen

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens to freshly cut sodium when exposed to air?

It remains shiny

It tarnishes rapidly

It melts

It explodes

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which metal is extracted by electrolysis due to its high reactivity?

Iron (Fe)

Copper (Cu)

Aluminium (Al)

Zinc (Zn)

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