Font size
WorksheetsReactivity of metals
Total questions: 22
Worksheet time: 12mins
What is the most reactive metal?
Potassium
Sodium
Zinc
Copper
What flame does potassium burn with?
Lilac
Yellow
Red
Orange
Which two metals are inert (unreactive) to all three (oxygen, water and acid)
Gold and Silver
Aluminium and Gold
Titanium and Gold
Silver and Copper
Which sources does copper NOT react with: (two answers)
Oxygen
Water
Acid
Based on the reactivity series, which metal is the most reactive out of the ones below?
Copper
Lithium
Sodium
Zinc
Which metal reacts fastest with acid?
Copper
Iron
Zinc
Magnesium
What happens when potassium reacts with water or acid? (multiple answers)
Fire
Possible explosion
Bouncing of the metal
Fizzing
What is common when metals react with water or acid?
Fizzing
Explosion
Change in color
Nothing
When a metal reacts with water what gas is produced?
Nitrogen
Carbon dioxide
Hydrogen
Helium
What are the 2 products of a metal reacting with an acid?
Salt + water
Salt + hydrogen
Hydroxide + water
Hydroxide + hydrogen
What are the products formed when copper + hydrochloric acid react?
copper chloride and water
copper chloride and hydrogen gas
Nothing is formed, copper is unreactive to acid.
aluminium oxide and water
When a metal reacts with oxygen, which substance will be formed in this reaction?
Metal hydroxide
metal oxide
metal carbide
metal hydride
What are the products formed when a metal reacts with an acid?
salt and water
salt
hydrogen gas
salt and hydrogen gas
When metal reacts with cold water (at room temperature), which substances should be formed?
metal oxide + hydrogen
metal hydroxide + hydrogen
metal carbide + hydrogen
metal hydride + hydrogen
When magnesium reacts with oxygen, what can be observed?
Bright white light
Fizzing
A lot of heat energy is released
Explosion
When copper reacts with oxygen, copper oxide is formed. What color is copper oxide?
Green
Copper (Red-Orange)
Black
White
When gold reacts with oxygen, what color does it become?
Red
Orange
Blue
Gold does not react with oxygen
When sodium reacts with oxygen, what can be observed? (Multiple answers)
Burns quickly
Burst into yellow flames
Produces white powder
Explosion
When iron burns in oxygen, what can be observed? (Multiple answers)
Glowing
Produces yellow sparks
Black powder is left behind
Grey powder is left behind
