WorksheetsS3 acids
Total questions: 20
Worksheet time: 10mins
Soluble metal oxides dissolve in water to produce
neutral solutions
acids
universal indicators
alkalis
Place these into the correct order to show the colour change of a strong acid in universal indicator as it becomes diluted
Red
Orange
Yellow
Green
Which of the following are gases that cause acid rain?
carbon dioxide
nitrogen oxide
sodium hydroxide
sulfur dioxide
Correctly label the pH scale
Sort the examples under the correct headings
Stop burning fossil fuels
Damages trees
Dissolves sandstone buildings
Use renewable energy sources
Walk instead of using cars
Kills aquatic animals
The pH of pure water
5.6
7.0
8.1
0.0
Rain water is slightly acidic. What is its pH?
1.0
5.6
7.0
8.2
Hydrochloric acid + Sodium hyroxide → ____________ + Water
Sodium sulphate
Sodium chloride
Sodium nitrate
Complete the word equation below:
Acid + alkali --> ............... + water
water
salt
gold
metal
The pH scale is a range from:
1-7
0-14
1-20
A purple colour when using universal indicator indicates the solution is _______________.
neutral
acidic
alkali
blackcurrant juice
nitric acid + iron hydroxide -> iron nitrate + ..........
hydrogen
hydroxide
oxygen
water
What human activity is the primary source of acid rain?
motor vehicles
deforestation
coal powerplants
waste incinerators
What problematic metals can get released by acid rain?
Aluminum & Lead
Silver & Copper
Copper & Lead
Mercury & Aluminum
Put the steps of acid rain formation in the correct order.
Fossil fuels are burned.
Burning of fossil fuels releases nitrogen oxides and sulfur dioxide.
Oxides combine with water vapor in the atmosphere.
Sulfuric acid and nitric acid are formed.
Acidic rain falls to the ground.
What is the pH of a reaction between a strong acid and strong base?
0
5
10
7
pH of an acid
lower than 7
Higher than 7
7
pH of an alkali
Lower than 7
higher than 7
7
