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