Zinc and iron also react with hydrochloric acid. Magnesium, zinc and iron also react with sulfuric acid. The products are a salt (in this case a sulfate) and hydrogen. For example: ...

A cotton swab is dipped into concentrated hydrochloric acid (producing hydrogen chloride gas) while a second on is dipped into concentrated aqueous ammonia (producing ammonia gas). Both cotton swabs ...

For example, when magnesium reacts with hydrochloric acid, the salt magnesium chloride ... As you move down the reactivity series (aluminium, zinc, iron) the metals are less reactive, so less ...