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Worksheet 7 - Oxidation/Reduction Reactions Oxidation number ... - Free Printable

Educational worksheet: Worksheet 7 - Oxidation/Reduction Reactions Oxidation number .... Download and print for classroom or home learning activities.

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Na₂CrO₄: Na = +1, O = -2, Cr = +6
K₂Cr₂O₇: K = +1, O = -2, Cr = +6
CO₂: O = -2, C = +4
CH₄: H = +1, C = -4
HClO₄: O = -2, H = +1, Cl = +7
MnO₂: O = -2, Mn = +4
SO₃²⁻: O = -2, S = +4
SF₆: F = -1, S = +6

a. The range of oxidation states for carbon is from -4 to +4.
b. CO₂ has C in a +4 state.
c. CH₄ has C in a -4 state.

Parent Tip: Review the logic above to help your child master the concept of oxidation number worksheet.

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