Question 12 (1 point)
Which reaction is NOT an
oxidation-reduction reaction?
All of these are oxidation-
reduction reactions.
2Na(s)+H_(2)(g)-->2NaH
(s)
KCl(aq)+AgNO_(3)(aq)-->
AgCl(s)+KNO_(3)(aq)
Mg(s)+2HCl(aq)-->
MgCl_(2)(aq)+H_(2)(g)
2HgO(s)-->2Hg(l)+O_(2)
(g)