rules for oxidation states
Multiple Choice
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11 Terms
The oxidation number of an atomic or elemental substance is ___ .
0
when combined with a nonmetal, the oxidation number of hydrogen is usually ___ .
+1
Oxygen typically has an oxidation number of ___ in most compounds.
-2
The oxidation number of a monoatomic ion is equal to its ___ .
charge
In compounds, the sum of the oxidation numbers of all the elements must equal the overall ___ of the compound.
charge
In peroxides, the oxidation number of oxygen is ___ .
-1
For hydrogen and a metal in compounds, the oxidation number of H is always ___ .
-1
The oxidation number of fluorine and all other Group 17 elements in compounds is usually always ___.
-1
the metal elements of group 1 form compounds in which the metal atoms have oxidation numbers of ___.
+1
the metal elements of group 2 form compounds in which the metal atoms have oxidation numbers of ___.
+2
the sum of oxidation numbers in a substance with NO charge must be equal to ____.
0
