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NEET 2006
Exam
NEET
Year
2006
Subject
Chemistry
Chapter
p Block Elements (Group 13 & 14)

NEET 2006 · Chemistry · p Block Elements (Group 13 & 14)

Al_2 O_3 can be converted to anhydrous AlCl_3 by heating:

Al2O3\mathrm{Al}_2 \mathrm{O}_3 can be converted to anhydrous AlCl3\mathrm{AlCl}_3 by heating:

Options

  1. AAl2O3\mathrm{Al}_2 \mathrm{O}_3 with Cl2\mathrm{Cl}_2 gas
  2. BAl2O3\mathrm{Al}_2 \mathrm{O}_3 with HCl\mathrm{HCl} gas
  3. CAl2O3\mathrm{Al}_2 \mathrm{O}_3 with NaCl\mathrm{NaCl} in solid state
  4. DA mixture of Al2O3\mathrm{Al}_2 \mathrm{O}_3 and carbon in dry Cl2\mathrm{Cl}_2 gas

Correct answer

D. A mixture of Al2O3\mathrm{Al}_2 \mathrm{O}_3 and carbon in dry Cl2\mathrm{Cl}_2 gas

Step-by-step solution

Al2\mathrm{Al}_2O3\mathrm{O}_3maybeconvertedtoanhydrousmay be converted to anhydrousAlCl3\mathrm{AlCl}_3byheatingamixtureofby heating a mixture ofAl2\mathrm{Al}_2O3\mathrm{O}_3andcarbonindrychlorine.and carbon in dry chlorine.Al2O3+3C+\mathrm{Al}_2 \mathrm{O}_3+3 \mathrm{C}+3 Cl2\mathrm{Cl}_2 \rightarrow \underset{\text{(anhydrous } \mathrm{AlCl}_3)}{\mathrm{Al}_2 \mathrm{Cl}_6}
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