June 2017 NY Regents Chemistry Exam
28 During an oxidation-reduction reaction, the number of electrons gained is (1) equal to the number of electrons lost
(2) equal to the number of protons gained
(3) less than the number of electrons lost
(4) less than the number of protons gained
Solution: During an oxidation-reduction reaction, the number of electrons gained is equal to the number of electrons lost to make sure the charge is preserved.
Answer:1
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