Various oxidation states of few elements are mentioned. Which of the options is not correctly matched?

Question

Various oxidation states of few elements are mentioned. Which of the options is not correctly matched? (A) Phosphorus: +3 to +5 (B) Nitrogen: +1 to +5 (C) Iodine: -1 to +7 (D) Chromium: -3 to +6

Tardigrade Admin · Accepted Answer

Chromium does not show negative oxidation state.

Q. Various oxidation states of few elements are mentioned. Which of the options is not correctly matched?

Phosphorus: +3 to +5

Nitrogen : +1 to +5

Iodine: -1 to +7

Chromium : -3 to +6

Chromium does not show negative oxidation state.