When Zinc metal is treated with a dilute solution of a strong acid, a gas is evolved, which is utilized in the hydrogenation of oil. Name the gas evolved. Write the chemical equation of the reaction involved also write a test to detect the gas formed.
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Hydrogen gas. It burns with a pop sound when a match stick is brought near the gas. Explanation: When Zinc is treated with a strong acid such as , zinc being more reactive than hydrogen displaces hydrogen from its salt solution and thus produce zinc chloride and hydrogen gas.
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When zinc reacts with dilute solution of strong acid, it forms salt and hydrogen gas is evolved. Zn + 2HCl → 2nCl2 + H2 When a burning splinter is brought near the mouth of the test tube, the gas burns with a pop sound.
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