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15 questions
Complete the following word equation:
Metal + Acid -->
Salt + water
Salt + hydrogen
Salt + Water + Carbon dioxide
Complete the following word equation:
Metalcarbonate + acid -->
Salt + Hydrogen
Salt + Water + Carbon Dioxide
Salt + Water
How do you remove the water to leave solid copper sulfate crystals?
Filter
Evaporate
Distill
What is the symbol for Copper?
C
co
Cu
CU
What is the symbol for carbonate?
CO
CO2
CO3
What is the name of the practical technique to neutralise an alkali?
Neutralisation
Titration
Using a burette
Telestration
What does the word insoluble mean?
Does dissolve
Doesn't dissolve
Is part of a solid
What colour does the solution turn when sulfuric acid is added to copper carbonate?
Blue
Green
Clear
Purple
How do you separate an excess insoluble reactant from a solution?
Filtration
Precipitation
Crystalisation
Evaporation
Which two chemicals could you react to make only potassium chloride and water?
Potassium and hydrochloric acid
Potassium hydroxide and hydrochloric acid
Potassium oxide and sulfuric acid
Potassium and sulfuric acid
_________________ + nitric acid --> calcium nitrate + water
calcium sulfate
calcium oxide
calcium carbonate
calcium
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