Lesson T5.2.1
T5.2.1 Acids reacting with metals Quiz: KS3 Chemistry, Unit 5
20 questions
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Lesson T5.2.1, Acids reacting with metals: 20 multiple choice questions for the KS3 Chemistry (National Curriculum), Unit 5: Acids and alkalis, written with Revision Ninja.
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The 20 questions
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What gas is produced when an acid reacts with a metal?
- Chlorine
- Oxygen
- Hydrogen
- Carbon dioxide
-
Which gas is produced when zinc reacts with dilute hydrochloric acid?
- Hydrogen
- Carbon dioxide
- Nitrogen
- Oxygen
-
Which test confirms the presence of hydrogen gas?
- Bleaches damp litmus
- Limewater turns milky
- Squeaky pop
- Relights glowing splint
-
Magnesium reacts with hydrochloric acid to make magnesium chloride. What else is made?
- Chlorine gas
- Oxygen gas
- Water vapour only
- Hydrogen gas
-
Which two words name the salt made when zinc reacts with hydrochloric acid?
- Zinc sulfate
- Zinc nitrate
- Zinc chloride
- Zinc carbonate
-
Which salt is formed when magnesium reacts with sulfuric acid?
- Magnesium chloride
- Magnesium carbonate
- Magnesium nitrate
- Magnesium sulfate
-
What salt forms when iron reacts with hydrochloric acid?
- Iron carbonate
- Iron sulphate
- Iron nitrate
- Iron chloride
-
Why does copper not react with dilute sulfuric acid?
- It is an alkali
- Melting point too high
- Forms a protective layer
- Unreactive metal
-
Which metal reacts fastest with the same dilute acid, using pieces of equal size and mass?
- Magnesium
- Tungsten
- Platinum
- Palladium
-
Which change makes zinc react faster with dilute acid?
- Diluting the acid
- Cooling the acid
- Using zinc powder
- Using a larger lump
-
What happens to a metal during an acid-metal reaction?
- It gains electrons
- It turns into a gas
- It dissolves
- It becomes magnetic
-
What salt is formed when zinc reacts with hydrochloric acid?
- Zinc nitrate
- Zinc chloride
- Zinc carbonate
- Zinc sulfate
-
What does a lack of gas bubbles indicate when adding metal to acid?
- Metal is very pure
- Acid is too hot
- Acid is concentrated
- Metal is unreactive
-
Which gas is produced when an acid reacts with a metal?
- Carbon dioxide
- Oxygen
- Nitrogen
- Hydrogen
-
Which salt is produced by calcium and hydrochloric acid?
- Calcium sulphate
- Calcium chloride
- Calcium carbonate
- Calcium nitrate
-
A magnesium ribbon is dropped into acid and fizzes strongly. Which product is formed alongside the salt?
- Carbon dioxide
- Nitrogen
- Hydrogen
- Oxygen
-
What happens to the pH of an acid as a metal reacts with it?
- Stays constant at one
- Drops to zero
- pH increases
- pH decreases
-
Which type of metal reacts fastest with dilute acid?
- Insoluble metal
- Very reactive
- Transition metal
- Unreactive
-
What is the general word equation for a metal and acid reaction?
- Acid plus alkali
- Metal plus oxygen
- Metal plus acid
- Metal plus water
-
How do you obtain dry magnesium chloride from its solution?
- Add universal indicator
- Filter the solution
- Heat with a catalyst
- Evaporate the water
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