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1. the product formed when calcium reacts with fluorine is
- calcium chlorine
- calcium fluoride
- fluorine calcide
- calcium fluorate
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Other questions in this quiz
2. painting stops iron rusting because the paint
- keeps out air and water
- is a catalyst for rusting
- reacts with the air instead of iron
- dries up any moisture in the environment
3. which of the following best describes an alloy
- compound of a metal with a non metal
- a pure metal
- a metal with one or more other elements mixed in
- a mixture of compounds
4. The products of the reaction of iron and hydrochloric acid are
- hydrogen and iron chloride
- iron oxide and sulfuric acid
- iron sulfate and hydrogen
- iron chloride and iron oxide
5. when scratched to remove its surface, which of the following metals will react most quickly with the air
- aluminium
- tin
- copper
- lead
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