1
QuizMultiple Choice
Lab: Measuring pH — Unit test
Question 1 • 2026-2027_MDCPS_2003345_Chemistry_1_B-CR
Consider the redox reaction below.Which half reaction correctly describes the oxidation that is taking place?
Answer
A
Upper Z n superscript 2 plus (s) plus 2 e superscript minus (a q) right arrow upper Z n (s).
B
Upper Z n (s) right arrow upper Z n superscript 2 plus (a q) plus 2 e superscript minus.
C
2 upper H superscript plus, plus 2 e superscript minus right arrow upper H subscript 2.
D
Upper H subscript 2 plus 2 e superscript minus right arrow 2 upper H superscript plus.