1. Non-metal atoms combine to make
1 of 10
Other questions in this quiz
2. How were the oceans formed?
- the first atmosphere cooled and water vapour condensed
- it rained and filled where the oceans are now
3. Coal is a carbon. In a plentiful air supply it burns to form .....
- carbon dioxide
4. Elements are made of
5. In a limited supply of air Coal burns to form...
- Carbon Monoxide
- Carbon Dioxide
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