Acids always have ____ (H) in them. For example, ____ acid has the formula HCl, ____ acid is H₂SO₄ and ____ acid as shown in the example is HNO₃. Alkalis have the ____ group OH in their formula, such as the ____ hydroxide (NaOH) in the example. The ____ equation is helpful in seeing where the water came from. The H from the ____ combines with the ____ from the alkali to make the ____ (H₂O). The other elements are used in making the formula of the ____.

Neutralisation Reactions

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