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If you pass electricity through pure water so that it changes to hydrogen and oxygen gas, what type of reaction has taken place?

A. Synthesis
B. Decomposition
C. Single displacement
D. Double displacement

2 Answers

1 vote

The correct answer is B.) Decompisition.

User Rendel
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2 votes
B. Decomposition.
The electrodes used must not react with the elements thus formed; platinum is favorite for these.
User Aldon
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