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12 Cards in this Set
- Front
- Back
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Where are things on the periodic table |
Left are metals, right are non metals |
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What is the test for oxygen? |
Light and blow out a wooden splint, put it into a testube of oxygen and f it relights there is oxygen.
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What are the gasses and the % in the air? |
78% Nitrogen 21% oxygen 1% Argon 0.4% CO2 |
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Why does metal rust? |
Rust= iron oxide its formed when iron and oxygen react in the presence of water or humidity. |
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Explain the process of chromatography |
This is used to separate mixtures or substances into their own components. |
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What is petrol made from? |
Hydro carbons and crude oil |
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What is a hydrocarbon |
A compound of Hydrogen and carbon |
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What bad gasses are emitted by cars? |
Carbon Monoxide Nitrogen oxide |
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What Chemical reaction takes place in a car engine? |
Combustion The reaction of petrol with oxygen |
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How to test for hydrogen |
Pop test React magnesium with hydrochloric acid... |
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Explain the PH Scale |
A measurement of how acidic or basic/alkaline substances are. 7 is neutral below is acidic and above is alkaline |
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Explain litmus paper? |
This turns blue if the substance is alkaline and red if its acidic. |
