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In Which of the Following Molecules or Ions Does the Underlined

Question 103

Multiple Choice

In which of the following molecules or ions does the underlined element have an oxidation number of -3?

A) NO₂
B) PH₄⁺
C) CrO₂Cl₂
D) HNO₂
E) Zn(OH) ₄^2-

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