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Anhydrous AlCl3 cannot be obtained from ...

Anhydrous `AlCl_3` cannot be obtained from which of the following reactions?

A

Heating `AlCl_(3).6H_(2)O`

B

By passing dry HCl over hot aluminium powder

C

By passing dry `Cl_(2)` over hot aluminium powder

D

By passing dry `Cl_(2)` over a hot mixture of alumina and coke

Text Solution

Verified by Experts

The correct Answer is:
A
`AlCl_(3).6H_(2)O overset(Delta)toAl(OH)_(3) +3HCl +3H_(2)O`
Thus `AlCl_(3)` can not be obtained by this method
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