January 2018 NY Regents Chemistry Exam
21 Which process involves the transfer of electrons?
(1) double replacement
(2) neutralization
(3) oxidation-reduction
(4) sublimation
Solution: Redox (oxidation-reduction) reaction involves the transfer of electrons. In oxidation electrons are lost and in reduction electrons are gained.
Answer: 3
Prepare for the Chemistry Regents Exam: HERE
Contact us for Regents Chemistry Tutoring: HERE