A. carbon (IV) oxide
B. copper (ll) oxide
C. nitrogen (IV) oxide
D. sulphur (IV) oxide
Correct Answer: Option B
B. copper (ll) oxide
A. carbon (IV) oxide
B. copper (ll) oxide
C. nitrogen (IV) oxide
D. sulphur (IV) oxide
Correct Answer: Option B
B. copper (ll) oxide
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