Question

Group 13 elements show.

• A. Only + 1 oxidation state
• B. Only + 3 oxidation state
• C.
  • 1 and +3 oxidation states
• D.
  • 1 , +2 and +3 oxidation states.

Answer 1

Answer: (C)

• 1 and +3 oxidation states

Answer 2

: Group – 13 elements show + 1 +3 oxidation states. Tendency to show + 3 oxidation state decreases down the group.