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The Properties of Gases
Chlorine gas
Physical Properties
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Colour |
Greenish-yellow |
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Odour |
Pungent odour
Poisonous |
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Density compared to air (heavier or
lighter) |
Heavier than air |
Chemical Properties
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Solubility in water |
Soluble
in water. Most of it reacts with
water to form acids. |
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Burning |
Does not support combustion. |
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Moist pH paper |
Shows a strong acidic reaction |
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Red rose petals |
Would bleach and lose their colour |
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Specific test |
None |
Footnotes:
- One of the "family"
of halogen gases (iodine and bromine are in the same family)
- Used in water
purification.
- Used to make
bleaching powder, disinfectants and antiseptics
- Also used to make
some explosives, poison gases and pesticides.
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