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PRACTICAL CHEMISTRY std 9

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PRACTICAL CHEMISTRY std 9

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Institution
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Module
School year
200

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Uploaded on
August 8, 2023
Number of pages
33
Written in
2023/2024
Type
Interview
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PRACTICAL
CHEMISTRY

STD : IX

,IDENTIFICATION OF GASES
GASES



Neutral Acidic Basic

,NEUTRAL GASES
Water vapour : Odour - Odourless

Colour - Colourless

Test for the gas

1. Turns white anhydrous copper sulphate - blue
2. Turns blue cobalt chloride paper - pink

, HYDROGEN
Colourless , Odourless

Tests for the gas :

1. Burning wooden splinter is extinguished in hydrogen
2. Hydrogen burns with a pale blue flame producing a pop
sound.
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