January 2019 NY Regents Chemistry Exam
28 Which type of reaction occurs when an Arrhenius acid reacts with an Arrhenius base to form a salt and water? (1) combustion
(2) decomposition (3) neutralization
(4) saponification
Solution: When an Arrhenius acid reacts with an Arrhenius base to form a salt and water, the reaction is called neutralization. Saponificaion is a reaction that produces soap. Decomposition is a reaction where one molecule forms several new ones. Combustion (burning) is a reaction where a substance such as organic molecule reacts with oxygen.
Answer: 3
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