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Topic C4: Predicting and Identifying Reactions and Products
C4.1 Predicting Chemical Reactions
C4.1.1 Reactivity Series
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Cards (24)
What is the reactivity series based on?
Tendency to react
The reactivity series is essential for predicting the outcome of reactions involving
metals
.
True
The reactivity series includes metals such as potassium, sodium, and
calcium
at the top.
In what order does the reactivity series list metals?
Descending reactivity
Match the metal with its relative reactivity in the series:
Potassium ↔️ Most reactive
Calcium ↔️ Highly reactive
Iron ↔️ Moderately reactive
Copper ↔️ Low reactivity
Metals higher in the reactivity series can displace metals lower in the series from their
compounds
.
True
Displacement reactions occur when a more reactive metal replaces a
less
reactive metal in a compound.
The reactivity series lists metals in descending order based on their
reactivity
What happens to metals higher in the reactivity series when added to water or acids?
React more vigorously
In the reaction between zinc and copper sulfate, zinc displaces
copper
A more reactive metal will always displace a less reactive metal from a
compound
.
True
Which metal does not react with water or acids and is resistant to corrosion?
Gold
The most reactive metals in the reactivity series are
potassium
, sodium, and calcium.
What is the purpose of the reactivity series?
Predict displacement reactions
Understanding the
reactivity
series allows for comparing the
relative
reactivity of different metals.
True
Order the following metals from most to least reactive:
1️⃣ Potassium
2️⃣ Sodium
3️⃣ Calcium
4️⃣ Magnesium
5️⃣ Aluminium
6️⃣ Zinc
7️⃣ Iron
The most reactive metal in the reactivity series is
potassium
.
What is a displacement reaction?
More reactive replaces less
If a more reactive metal is added to a compound containing a less reactive metal, it will
displace
the less reactive metal.
True
In the example reaction, what does zinc displace from copper sulfate?
Copper
Arrange the following metals in order of decreasing reactivity based on the GCSE reactivity series:
1️⃣ Potassium
2️⃣ Sodium
3️⃣ Calcium
4️⃣ Magnesium
5️⃣ Aluminium
6️⃣ Zinc
7️⃣ Iron
8️⃣ Lead
9️⃣ Copper
1️⃣0️⃣ Silver
Displacement reactions occur when a more reactive metal replaces a less reactive metal in a compound.
True
What is the reactivity series used to predict in chemical reactions?
Displacement reactions
Potassium reacts explosively with
water