3
QuizMultiple Choice

Unit Test — Unit test

Question 3 • TX-Chemistry B

What is the final, balanced equation that is formed by combining these two half reactions?

Question illustration
Answer
A
Upper C u superscript 2 plus, plus upper N upper O subscript 3 superscript minus, plus 4 e superscript minus, plus 2 upper H superscript plus right arrow upper C u plus upper N upper O subscript 2 superscript minus, plus upper H subscript 2 upper O.
Option A
B
Upper C u plus upper N upper O subscript 3 superscript minus, plus 2 upper H superscript plus right arrow upper C u superscript 2 plus, plus upper N upper O subscript 2 superscript minus, plus upper H subscript 2 upper O.
Option B
C
2 upper C u plus upper N upper O subscript 3 superscript minus plus 2 upper H superscript plus right arrow 2 upper C u superscript 2 plus, plus upper N upper O subscript 2 superscript minus, plus upper H subscript 2 upper O.
Option C
D
Upper C u plus upper N upper O subscript 3 superscript minus, plus 2 upper H superscript plus right arrow upper C u superscript 2 plus, plus upper N upper O subscript 2 superscript minus, plus 2 upper H subscript 2 upper O.
Option D
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