Free Printable Year 9 Topic 7

Worksheets

Year 9 Topic 7 - Materials

Total questions: 15

Worksheet time: 15mins

Name

Class

Date

Iron + copper oxide =

Iron + copper oxide

Iron oxide + copper oxide

Iron oxide + copper

Magic

Which of the following is more reactive?

Calcium

Magnesium

Zinc

Magnesium

Will the following reaction take place?

Ni + NaCl ->

YES

A displacement reaction will occur when...

a more reactive metal displaces a less reactive metal from its compound.

A less reactive metal displaces a more reactive metal from its compound

Displacement only occurs when two of the same metals are reacted

Displacement reactions will only occur in metals above iron in the reactivity series

What are the products when magnesium reacts with hydrochloric acid?

magnesium nitrate and hydrogen gas

magnesium sulfate and hydrogen gas

magnesium oxide and oxygen gas

magnesium chloride and hydrogen gas

How can you test to show that when a metal reacts with water, hydrogen gas is produced?

Relights a glowing splint

A lit splint produces a squeaky pop

Puts out a burning splint

Is cold to the touch

Complete the general equation:

Metal + Acid ->

Salt + Water

Salt + Hydrogen

Salt

Complete the general equation:

Metal + Water ->

Salt + Water

Metal Hydroxide + Hydrogen

Metal hydroxide + Water

Salt + Hydrogen

Complete the equation:

Sodium + Hydrochloric Acid ->

Sodium Hydroxide + Hydrogen

Sodium Chloride + Hydrogen

Chloric Sodium + Hydrogen

Sodium Chloride + Water

10.

Which salt will be produced if magnesium react with hydrochloric acid?

Magnesium oxide

Magnesium sulfate

Magnesium sulfide

Magnesium chloride

11.

What is a polymer?

a group of atoms

a long chain molecule with identical group of atoms

a long chain of molecules

a long chain of different atoms

12.

A composite material is made of

A single material

Two or more separate materials

Two or more chemically combined materials

None of these

13.

Which of these is a property of metals?

It's malleable

It can't conduct electricity

They are used in food

It's very brittle

14.

When an object changes shape when struck by a hammer.

luster

malleable

brittleness

ductile

15.

Which category of materials has good conductors that have luster?

polymer

metal

ceramic

glass

100 %

Year 9 Topic 7 - Materials

Total questions: 15

Worksheet time: 15mins

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