The pBlock Elements - Result Question 7
####8. $Al_2 O_3$ can be converted to anhydrous $AlCl_3$ by heating
[2006]
(a) $Al_2 O_3$ with $NaCl$ in solid state
(b) a mixture of $Al_2 O_3$ and carbon in dry $Cl_2$ gas
(c) $Al_2 O_3$ with $Cl_2$ gas
(d) $Al_2 O_3$ with $HCl$ gas
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Solution:
- (b) $Al_2 O_3$ can be converted to anhydrous $AlCl_3$ by heating a mixture of $Al_2 O_3$ and carbon in dry $Cl_2$ gas.
