Question

Which of the following statements is not correct ?

• A. The stability of +1 oxidation states increases in the order Al <Ga< In <Tl
• B. Corrundum is Al₂O₃
• C. All the Al – Cl bonds in Al₂Cl₆ have same bond length
• D. Al(OH)₃ is amphoteric in character

Answer 1

Answer: (C)

All the Al – Cl bonds in Al₂Cl₆ have same bond length

Answer 2

The bridging Al – Cl bonds are longer than the terminal Al – Cl bonds.