An electric current is passed through water and bubbles start forming. what is a logical conclusion for the bubbles?

a. water is evaporating
b. the water has impurities in it
c. a physical change has occured
d. hydrogen and oxygen are being formed
(will upvote)

Hydrogen and oxygen are being formed if an electric current is passed through water and bubbles start forming.

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It won't lose or gain electrons if it's a covalent bond it shares the electrons with another atom or atoms. if it is an ionic bond it will lose the 3 electrons on the outer shell and become a positively charged ion.  credit goes to @sunshinebaby of answers.yahoo.com.