Reacting acids with bases
2 marks · HardState the general word equation for the reaction between an acid and a metal oxide. Your answer should refer to the type of products formed.
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metal oxide + acid → salt + water
Also accept: acid + metal oxide → salt + water
Common mistakes: giving only the symbol equation; not stating both products
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Marking points
B1 · 1 mark · States both reactants ('metal oxide' and 'acid') in the equation.
B2 · 1 mark · States both products ('salt' and 'water') as products of the reaction.
Worked solution
The general word equation for the reaction between a metal oxide and an acid is:
metal oxide + acid → salt + water