Question
Question: Which of the following statements about anhydrous aluminium chloride is correct ?...
Which of the following statements about anhydrous aluminium chloride is correct ?
A
It exists as AlCl3 molecule
B
It is not easily hydrolysed
C
It sublimes at 1000C under vacuum
D
It is a strong Lewis base
Answer
It sublimes at 1000C under vacuum
Explanation
Solution
According to Fajan's rule it is a covalent compound and thus easily hydrolysed. It is also a electron deficient compound containing only six electrons around Al atom and therefore is a Lewis acid.