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Worksheets

Metals Revision

Total questions: 25

Worksheet time: 50mins

Name
Class
Date
1.

How are more reactive metals found in the Earth's crust?

a)

Rock

b)

Ore

c)

Dust

d)

Pure/Uncombined

2.

How could you extract a metal from an ore?

a)

Use heat

b)

Use water

c)

Break it open

d)

You don't

3.

What method could you use to spilt a compound back into it's individual elements?

a)

Heating

b)

Condensation

c)

Electrolysis

d)

Electroplating

4.

Metals that are good at transferring heat are....

a)

Thermal Conductors

b)

Electrical Conductors

c)

Malleable

d)

Ductile

5.

Metals that are easily made into wires are...

a)

Electrical Conductors

b)

Malleable

c)

Ductile

d)

Thermal Conductors

6.

What property do all metals have?

a)

They are soluble in water.

b)

They conduct electricity.

c)

They have low melting points.

d)

They have low densities.

7.

Which metal would be the best to make the body of an aircraft?

a)

Resistance to corrosion: high

Density: high

b)

Resistance to corrosion: High

Density: low

c)

Resistance to corrosion: low

Density: high

d)

Resistance to corrosion: low

Density: low

8.

An excess of iron filings is added to a solution containing a mixture of the ions Mg2+, Ca2+, Cu2+ and Ag+.

Which two metals will be displaced from this solution?

a)

Calcium and copper

b)

Copper and silver

c)

Calcium and magnesium

d)

Magnesium and silver

9.

Three experiments to investigate the reactivity of three metals are shown.

What is the correct order of reactivity for these three metals?

(from most reactive to least reactive)

a)

Chromium, Manganese, Nickel

b)

Manganese, Chromium, Nickel

c)

Manganese, Nickel, Chromium

d)

Nickel, Chromium, Manganese

10.

Four experiments on rusting are shown.

Which two experiments can be used to show that air is needed for iron to rust?

a)

1 and 3

b)

1 and 4

c)

2 and 3

d)

2 and 4

11.

The steel bodies of cars can be protected from rusting by spraying them with zinc.

Why is zinc used?

a)

Zinc does not react with acidic exhaust fumes.

b)

Zinc forms a stable compound with iron.

c)

Zinc has a high melting point.

d)

Zinc is higher in the reactivity series than iron.

12.

Process of coating metals with zinc is called (a)  

13.

Reactivity of metal towards oxygen increases down the reactivity series of metal diagram

a)

True

b)

False

14.

Magnesium is more reactive towards oxygen compared to

a)

Calcium

b)

Zinc

c)

Sodium

d)

Potassium

15.

The most reactive metal in the reactivity series of metals is ______________.

a)

Calcium

b)

Potassium

c)

Magnesium

d)

Aluminium

16.

Aluminium + Iron oxide -->

a)

aluminium

b)

oxide

c)

aluminium oxide and iron

d)

iron

17.

gold + copper iodide-->

a)

gold iodide and copper

b)

No reaction

c)

gold copper

d)

gold iodide

18.

sodium + potassium nitrate-->

a)

sodium potassium

b)

sodium nitrate

c)

no reaction

d)

sodium nitrate and potassium

19.

Which metals rusts?

a)

Copper

b)

manganese

c)

iron

d)

potassium

20.

What environmental element assists rusting?

a)

nitrogen

b)

oxygen

c)

carbon

d)

hydrogen

21.

What is the chemical name given to Rust ?

a)

Iron dioxide

b)

Iron oxide

c)

Steel oxide

d)

Carbon dioxide

22.

What prevents Rusting

a)

Painting , Oiling , Galvinising

b)

Washing with water

23.

Which diagram shows the most favourable conditions for rust to appear on the nail?

a)

A

b)

B

c)

C

d)

D

24.

Which of the following is / are examples of sacrificial protection against rusting?

(1) Iron object coated with tin

(2) Underground iron pipes connected to magnesium bars

(3) Iron railings coated with paint

a)

(1) only

b)

(2) only

c)

(1) and (3) only

d)

(2) and (3) only

25.

All alloys are mixtures.

a)

True

b)

False