JEE Mains · Chemistry · STD 12 - 5. Co-ordination chemistry
The common positive oxidation states for an element with atomic number \(24,\) are :
- A \(+2\) to \(+6\)
- B \(+1\) and \(+3\) to \(+6\)
- C \(+1\) and \(+3\)
- D \(+1\) to \(+6\)
Answer & Solution
Correct Answer
(A) \(+2\) to \(+6\)
Step-by-step Solution
Detailed explanation
\(\operatorname{Cr}\,(Z=24)\) \([ Ar ]\, 4 s ^{1}\, 3 d ^{5}\, Cr\) shows common oxidation states starting from \(+2\) to \(+6\)
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