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Worksheets8C Reactivity
Total questions: 20
Worksheet time: 11mins
Which of the following the most reactive in dilute acid
magnesium
calcium
aluminum
zinc
Lithium chloride + Iron → ?
Lithium chloride + Iron (No change)
Iron chloride + Lithium
Lithium oxide + hydrogen
Zinc sulphate + Magnesium → ?
Magnesium + Sulphur + Hydrogen
Zinc sulphate + Magnesium
Magnesium sulphate + Zinc
Which gas gives out a 'squeaky pop' when a lighted splint is placed in it?
hydrogen
oxygen
carbon dioxide
nitrogen
Calcium carbonate is a combination of:
Calcium, carbon and nitrogen
Calcium, hydrogen and nitrogen
Calcium, oxygen and carbon
Calcium, carbon and hydrogen
The method used to extract aluminium oxide from its ore is known as / can be done by
reduction of oxide
electrolysis
heating
reduction
Magnesium reacts with Copper (ii) oxide to produce a vigorous reaction with a bright light. What is the name for this type of reaction?
Distillation
Dispersion
Displacement
Thermal decomposition
Zn + CuO -> ZnO + Cu
The reaction above is Zn oxidised or reduced?
oxidised
reduced
Displacement reactions are used to find the order of reactivity of metals.
A piece of zinc metal is placed in a beaker containing copper sulfate solution. What would you observe?
The solution turns from blue colourless
A pink/brown substance is formed
Bubbles form
Hydrogen gas is produced
When scrap iron is added to blue copper sulfate solution, a pinky-brown deposit is formed and a pale green solution is left above it. The pale green solution is of?
iron oxide
copper chloride
sulfuric acid
iron sulfate
Metal X reacts rapidly with steam but only very slowly with cold water. What is X?
calcium
copper
magnesium
sodium
Select all the statements that are true for the observations you may make when...
IRON is added to COPPER SULFATE...
Fizzing
Brown copper appears
Brown rust (iron oxide) appears
The solution's blue clour fades
Select all the statements that are true for the observations you may make when...
black CARBON is heated with black COPPER OXIDE...
Part of the black powder is relaced by a brown solid
A gas is made
Green Copper Carbonate is made
There is no reaction
Metals have many useful properties.
SELECT ALL the common properties of metals...
Malleable
Brittle
Ductile
Alkaline oxides
Insulators of heat
