Name two non-metals which are used in fireworks (crackers, etc.)
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Answer:
Sulphur and phosphorus are the two non- metals which are used in fire-crackers
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Phosphorus and sulphur are two non-metals used in fireworks.
Explanation:
A fire work has five components which are given below:
- Fuel: It is used to burn metal or metalloids.
- Oxidiser: It supports the combustion.
- Colourants: Some metals are used to produce colour while burning.
- Binder: It holds pellets together.
Some of chemical elements used in fireworks are given below:
- Aluminium: Used to produce white flames or sparks.
- Barium: Used to produce green flames.
- Copper: Used to produce blue-green flames.
- Iron: Used to produce sparks.
- Potassium: Used to produce pink-violet flames.
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