The equation of hydrogen preparation(2 markas)
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The chemical reactions that take place during the preparation of hydrogen gas via this method are listed below.
General Format: Metal + Dilute Acid → Salt of Metal & Acid + Hydrogen
With Hydrochloric Acid: Zn + 2HCl → ZnCl2 + H2
With Sulphuric Acid: Zn + H2SO4 → ZnSO4 + H2
Finally, the hydrogen gas can be collected by the downward displacement of water.
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