How hydrogen gas collected in the laboratory and how it will be tested?
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Since hydrogen is inflammable, it is collected in a submerged test tube and can be tested by bringing a matchstick near the test tube to hear a pop sound.
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An the mental react with the acid , hydrogen gas with the produced...... When the test tube fills with hydrogen, Submerge another tube with water and place it over the tubing. Your can collect as much hydrogen as it produced by your reaction . Keep the test tube facing down to prevent the hydrogen gas from escaping into the air. 1 Hydrogen , oxygen, carbon dioxide, and chlorine can be identified using different test. 2 . Oxygen . A glowing wooden splint relights in a test tube of oxygen.
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