Which Substance Is the Oxidizing Agent in the Following Reaction

question 10

Multiple Choice

Which substance is the oxidizing agent in the following reaction?
Fe₂S₃ + 12HNO₃ → 2Fe(NO₃) ₃ + 3S + 6NO₂ + 6H₂O

• A)HNO₃
• B)S
• C)NO₂
• D)Fe₂S₃
• E)H₂O

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Definitions:

Polar, Aprotic Solvents

Solvents that possess a dipole but do not have an acidic hydrogen, often used in organic synthesis.

Nucleophilicity

A property of chemical species that reflects their tendency or ability to donate an electron pair to an electrophile to form a chemical bond.

Basicity

A measure of the ability of a compound to accept protons.

Nucleophilicity

A measure of a molecule or ion's strength as a nucleophile, or its ability to donate an electron pair to an electrophile.