MULTIPLE CHOICE QUESTION Substances that would be described as an Element (such as Argon gas Ar,
fluorine gas F2, pure metal like gold Au ) have an oxidation state of what
number?
mentary
2

3
-1

1

O

the oxidation number of those elements is 2 because some of them are molecules

passing a magnet thought the

mixture , because iron gets attracted to magnet .

here is table 2-2:

country

percent of eligible voters that voted

rank

united states

44.9%

138

canada

60.1%

107

costa rica

84.6%

14

hungary

66.9%

82

japan

57.0%

118

egypt

27.7%

159

south africa

85.5%

10

ans is no, the data set cannot be plotted as a single circle graph