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- 1. Multiple Choice
A hydrocarbon contains...
hydrogen and oxygen
hydrogen, carbon and oxygen
hydrogen and carbon
carbon only
- 2. Multiple Choice
what gas turns limewater cloudy?
oxygen
hydrogen
carbon dioxide
- 3. Multiple Choice
when a hydrocarbon burns in a plentiful supply of oxygen what are the products?
carbon dioxide only
water only
carbon dioxide and water
carbon only
- 4. Multiple Choice
Hydrocarbons burning is an example of what type of chemical reaction ?
neutralisation
endothermic
addition
exothermic
- 5. Multiple Choice
What physical property allows Distillation to separate different molecules?
Melting point
Boiling point
Diffusion rate
Condensation rate
- 6. Multiple ChoiceWhat does the viscosity of a hydrocarbon tell you?How easily it flowsHow easily it sets alightWhat its boiling point isHow long the hydrocarbon is
- 7. Multiple ChoiceThe longer the hydrocarbon, the ________ the flammability?LowerHigher
- 8. Multiple ChoiceWhat is the correct order for the fractions that come out of crude oil?fuel gases, petrol, kerosene, diesel, fuel oil, residuefuel gases, petrol, diesel, kerosene, fuel oil, residuefuel gases, kerosene, petrol, diesel, fuel oil, residuefuel gases, diesel, kerosene, petrol, fuel oil, residue
- 9. Multiple ChoiceWhich of these isn't in the fire triangle?FuelHeatOxygenCarbon dioxide
- 10. Multiple ChoiceAnother term for burning isFire triangleMagnesium oxideCombustionBustion
- 11. Multiple ChoiceThe word equation for combustion is:
fuel + oxygen -->
water + ________ __________Carbon dioxideLimewater - 12. Multiple Choice
Which of the following is used to test for water?
Limewater
pH paper
Cobalt Chloride paper
Copper chloride paper
- Answer choicesTagsAnswer choicesTags