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14 Cards in this Set
- Front
- Back
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In a magnesium atom the protons and neutrons are in the ..... |
Nucleus |
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The number of protons in a magnesium atom is the ...... |
Atomic number |
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The sum of the protons and neutrons in a magnesium atom is the ...... |
Mass number |
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What is the chemical formula for propane |
C3H8 |
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Propane burns in air to produce carbon dioxide and ...... |
Water |
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The reaction to produce carbon dioxide from magnesium carbonate is ....... |
Decomposition |
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The more reactive the metal in the carbonate the ...... Time is taken for the production of carbon dioxide to start . |
More |
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The colour of the first drop of bromine water changes from orange to.... |
Colourless |
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What happens to molecules in Olive oil to produce carbon particles |
The molecules get broken down |
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Name the monomer used to make poly ethene |
Ethene |
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Why is it difficult to dispose of the waste rock |
Takes up a lot of space |
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The extraction of copper is expensive why ? |
It is expensive because there's a lot of stages during the extraction |
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The extraction of copper is expensive why ? |
It is expensive because there's a lot of stages during the extraction |
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What type of energy from a fuel |
Exathomie |
