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    Question

    What gas is released when zinc reacts with dilute

    hydrochloric acid?
    A Oxygen Correct Answer Incorrect Answer
    B Hydrogen Correct Answer Incorrect Answer
    C Carbon dioxide Correct Answer Incorrect Answer
    D Nitrogen Correct Answer Incorrect Answer

    Solution

    The chemical reaction between zinc and dilute hydrochloric acid produces zinc chloride and hydrogen gas:

    `Zn + 2HCl тЖТ ZnClтВВ + HтВВтЖС`

    The hydrogen gas released is colorless, odorless, and flammable.

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