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- 1. Multiple Choice
Fill in the blank: Periodic table is a method of classifying ___ and used to predict properties of ___
Matter
Elements
Atoms
Ions
- 2. Multiple Choice
Atoms are made of the following subatomic particles:
protons, nucleus, electrons
protons, neutral, electrons
protons, neutrons, electrons
nucleus, electrons
- 3. Multiple Choice
Atoms are...
Neutral (no charge)
Positively charged
Negatively charged
positive or negative
- 4. Multiple Choice
Ions are...
Neutral (no charge)
Negatively charged
Positively charged
Positive or Negative
- 5. Multiple Choice
What method of purification is this?
Filtration
Crystallisation
Distillation
Fractional distilation
- 6. Multiple Choice
What would be in the beaker?
Salt and water
Salt
Water
Salty water
- 7. Multiple Choice
The composition of clean air is:
78% Nitrogen, 21% Oxygen, small quantities of noble gases, water vapour and carbon dioxide
21% Nitrogen, 78% Oxygen, small quantities of noble gases, water vapour and carbon dioxide
78% Nitrogen, 21% Oxygen, large quantities of noble gases, water vapour and carbon dioxide
21% Nitrogen, 78% Oxygen, large quantities of noble gases, water vapour and carbon dioxide
- 8. Multiple Choice
What factors affect the rate of reaction?
Temperature
Surface area
Pressure / concentration
All factors mentioned affect the rate of reaction
- 9. Multiple Choice
The reactions listed below results in the formation of which product?
Complete combustion of carbon-containing substances
Respiration
Reaction between an acid and a carbonate
Thermal decomposition of calcium carbonate
Carbon
Hydrocarbon
Carbon monoxide
Carbon dioxide
- 10. Multiple Choice
What happens when you carry out electrolysis of molten sodium chloride?
At the cathode (+), you get chlorine.
At the anode (-), you get sodium.
At the cathode (-), you get sodium.
At the anode (+), you get chlorine.
At the cathode (-), you get chlorine.
At the anode (+), you get sodium.
At the cathode (+), you get sodium.
At the anode (-), you get chlorine.
- 11. Multiple Choice
The test for carbon dioxide is:
Relights a glowing splint
Turns limewater milky
Makes a squeaky pop with a lighted splint
bleaches damp litmus paper
- 12. Multiple Choice
What is seen during the electrolysis of aqueous sodium chloride?
At the cathode (+), you get hydrogen gas.
At the anode (-), you get chlorine gas.
A solution of sodium hydroxide is formed.
At the cathode (+), you get chlorine gas.
At the anode (-), you get hydrogen gas.
A solution of sodium hydroxide is formed.
At the cathode (-), you get chlorine gas.
At the anode (+), you get hydrogen gas.
A solution of sodium hydroxide is formed.
At the cathode (-), you get hydrogen gas.
At the anode (+), you get chlorine gas.
A solution of sodium hydroxide is formed.
- 13. Multiple Choice
What happens when you carry out electrolysis of lead (II) bromide?
At the cathode (-), you get lead.
At the anode (+), you get bromine.
At the cathode (+), you get lead.
At the anode (-), you get bromine.
At the cathode (-), you get bromine.
At the anode (+), you get lead.
At the cathode (+), you get bromine.
At the anode (-), you get lead.
- 14. Poll
How confident are you with Chemistry?
Not so confident, need to revise over some more topics
I'm ok!
Confident!
- 15. Open Ended
Which topic(s) would you like to revise over?
- Answer choicesTagsAnswer choicesTags