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Which of the following is NOT a redox reaction?
Question 1
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Which of the following is NOT a redox reaction?
2HNO
2
+ 2HI → 2H
2
O + 2NO + I
2
Zn + H
2
SO
4
→ ZnSO
4
+ H
2
Ca(HCO
3
)
2
→ CaCO
3
+ H
2
O + CO
2
4FeO + O
2
→ 2Fe
2
O
3
2Na + Cl
2
→ 2NaCl
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