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When a student added zinc granules to dilute HCl,

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asked Mar 9, 2018 in Science by shabnam praween (19,050 points) ● 5 ● 6 ● 8

When a student added zinc granules to dilute HCl, a colourless and odourless gas was evolved, which was then tested with a burning matchstick; what would be observed?

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answered Mar 9, 2018 by mdsamim (213,225 points) ● 5 ● 10 ● 15
selected Mar 9, 2018 by shabnam praween
 
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When the colourless gas was tested with a burning matchstick, the matchstick extinguished and the gas burnt with a pop sound. This is because when zinc granules are added to dilute HCl, hydrogen gas is evolved.

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