Reactivity Series of Metals
Authored by ahmad hafizul hanis mohd shahar
Chemistry, Science
7th - 9th Grade
Used 207+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the gas released when potassium manganate is heated?
Hydrogen
Oxygen
Carbon dioxide
Carbon monoxide
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If the metal filling is zinc, what is the end product of reaction
zinc metal
zinc oxide
zinc carbonate
zinc manganate
Answer explanation
heating up potassium manganate will produce oxygen. That oxygen will react with metal and combine together to be zinc oxide.
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following will react faster when heated
Aluminium
Ferum
Zinc
Lead
Answer explanation
you will need to memorise the reactivity series of metal. the higher the metal in the series, the more reactive the metal
4.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Complete the word equation below.
Zinc + Oxygen --> ?
5.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Complete the word equation below.
Aluminium oxide + Carbon -->
Aluminium
Aluminium carbon
Carbon monoxide
Carbon dioxide
Answer explanation
carbon will combine with oxide to be carbon dioxide and left aluminium metal
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Potassium, sodium and calcium is very reactive with oxygen.
Where we should keep those metal
In an air tight container
In a vacuum chamber
In paraffin oil
In dilute sulphuric acid
7.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Complete the word equation below.
Aluminium oxide + hydrogen -->
Aluminium
Aluminium hydroxide
Water
Hydrogen peroxide
Answer explanation
the reaction will produce hydrogen dioxide (water) and aluminium metal
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