Skip to content

Practice question

Question

The maximum oxidation state of cobalt (Co, Z = 27) observed in its compounds is:

Options

Choose one · Correct answer highlighted

Explanation

Co shows +2, +3, and +4, with +4 being the maximum (e.g., in CoOâ‚‚ ), though +3 is more common. This follows from NCERT principle where the relation explains the outcome clearly for students in simple steps.

Discussion

Comments

0 comments

No comments yet. Be the first to start the discussion.