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Worksheets*Metals and non metals KS3 #ForestHorsham
Total questions: 40
Worksheet time: 27mins
What happens to the reactivity of the alkali metals as you move down the group?
increases
decreases
Which gas is released when the alkali metals react with water?
hydrogen
oxygen
hydroxide
carbon dioxide
Which alkali metal is the least reactive?
lithium
sodium
potassium
rubidium
Which of the following metals is the most reactive?
Magnesium
Copper
Iron
Zinc
Which of the following metals are more likely to be extracted from its ore by heating it with carbon?
Sodium
Magnesium
Iron
Platinum
What metals react vigorously with water?
The alkali metals and calcium
The metals below H
All of the metals above H
Only magnesium
Which of the following metals is most likely to be found uncombined in the Earth's crust? (more than one answer is correct)
Potassium
Gold
Silver
Iron
What observation would you see if a metal is reacting with water?
Colour change.
A flame occurs.
Bubbles are formed.
It gets colder.
Iron + Oxygen -->
What is the test for Hydrogen Gas?
Relights a glowing splint
Turns limewater cloudy
Burns with a 'pop'
Turns Cobalt Chloride paper from blue to pink
What is a metal alloy?
a chemical combination of metals
a physical combination of metals
one metal that is strong
none of the above
Which metal is less reactive than zinc?
Carbon
Aluminium
Calcium
Gold
Which metal is less reactive than Platinum?
Potassium
Aluminium
None of them
Gold
Why are pieces of jewellery made from the bottom three metals?
Because they look pretty
Because they don't react with air and water
Because they react violently with air and water.
Because they are cheap to obtain
Which observation is NOT a sign of a chemical reaction?
fizzing
temperature change
dissolving
colour change
What is made when a metal reacts with an acid?
salt + water
salt + hydrogen
salt + carbon dioxide
salt + oxygen
What is the correct name of the acid with the formula HCl?
hydrochloric acid
hydrocholic acid
hydrogen chloride acid
hydrochlorate acid
What would you not observe happening in the reaction between magnesium and hydrochloric acid?
bubbling
temperature rise
smoke
a solid being made
