Multiple Choice
All of the reactions shown are oxidation-reduction reactions except
A) N2(g) + O2(g) → 2 NO(g) .
B) 2 Fe2O3(s) → 4 Fe(s) + 3 O2(g) .
C) Zn(s) + 2 HCl(aq) → ZnCl2(aq) + H2(g) .
D) 2 NaI(aq) + Cl2(g) → 2 NaCl(aq) + I2.
E) K2SO4(aq) + BaCl2(aq) → BaSO4(s) + 2 KCl(aq) .
Correct Answer:

Verified
Correct Answer:
Verified
Q13: When the reaction shown is correctly balanced,the
Q14: When the reaction shown is correctly balanced,the
Q15: The oxidation number of sulfur in calcium
Q16: In order to form the salt calcium
Q17: In a balanced chemical equation<br>A)there are equal
Q19: Which of the following is always a
Q20: When the following reaction is balanced,the coefficient
Q21: Which is the correct equation for the
Q22: Which of the following equations is not
Q23: Match the following.<br>-HR(aq)+ XOH(aq)→ XR(aq)+ <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB4943/.jpg"