ICSE /Class 9
Chemistry MCQ Based On The preparation and collection of hydrogen by a standard laboratory method
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ICSE Class 9 Chemistry The preparation and collection of hydrogen by a standard laboratory method
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Hydrogen gas reacts explosively with air.
Think about the properties of hydrogen gas.
General Format: Metal + Dilute Acid → Salt of Metal & Acid + Hydrogen
It increase the rate of the chemical reaction without actually participating in it
Recall the steps.
The gas will rise into it to displace the more dense air.
It is also known as oil of vitrol. It is a mineral acid composed of elements of sulphur, oxygen and hydrogen.
Think about the stepsof hydrogen gas preparation
Remember: In the laboratory, hydrogen is prepared by the reaction of diluted sulphuric acid with granulated zinc
TRecall the experimental procedure for the laboratory preparation of hydrogen gas
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