AnswersIA-Chemistry A Survey of Chemistry AOxidation-ReductionQuestion 1
1
AssignmentMultiple Select

Oxidation-Reduction

Question 1 • IA-Chemistry A Survey of Chemistry A

What are the oxidation numbers of the atoms in this reaction?Check all that apply.Mg(s) + 2HCl(aq) → MgCl2(aq) + H2(g)

Answer
A
0 for Mg in Mg and MgCl2
B
0 for Mg(s) and H in H2
C
+1 for H in HCl
D
-1 for Cl in HCl
E
+2 for Mg in MgCl2
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