KS3 Y7 Burning

Gap-fill exercise.

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Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button if available to get a clue. Note that you will lose points if you ask for hints or clues!
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7Fd Burning

When something it is usually a reaction involving the called . is found in and so is readily available for reactions.

helps in material like p, and d.

But also helps in the of metals like and sium.

A lot of is also released in the process.

This burning process is also called and the chemical produced is an .

For instance sium will react with oxygen to produce .
cium will burn in oxygen to give .
in sparklers also will burn in oxygen to produce .

To conclude, reaction involving oxygen is called and release is to be expected. will be produced.

 

 

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