which has is usually liberated when an acid reacts with a metal ? How will you test for the presence of this gas ?
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which has is usually liberated when an acid reacts with a metal ? How will you test for the presence of this gas ?
Answer:
• When acid reacts with metal, hydrogen gas is evolved
• When we bring a burning match stick or candle to the mouth of the delivery tube, it produces a pop sound
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Hydrogen gas is liberated when an acid reacts with a metal. For example, when zinc metal reacts with dil. hydrogen is evolved and salt zinc chloride is formed as: It can be tested by bringi
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