8. TRANSITION AND INNER TRANSITION ELEMENTS

1. Choose the most correct option.

v. Stable oxidation states for chromium are
a. +2, +3

b. +3, +4
c. +4, +5

d. +3, +6

Answer:- Stable oxidation states for chromium are +3, +6

Chapter 8. TRANSITION AND INNER TRANSITION ELEMENTS page 190