Question
Question: Various oxidation states of few elements are mentioned. Which of the options is not correctly matche...
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
Answer
Chromium: -3 to +6
Explanation
Solution
: Iodine: -1 to + 7
Phosphorus: +3 to +5
Nitrogen: +1 to +5
Chromium does not show negative oxidation state.