NTA Abhyas NEET2020Chemistryp Block Elements (Group 13 & 14)Practice
Anhydrous aluminium chloride ( A l 2 C l 6 ) is covalent compound and soluble in water giving
Options
- AA l 3 + and C l - ions
- B[ A l ( H 2 O ) 6 ] 3 + and C l - ions
- C[ A l C l 2 ( H 2 O ) 4 ] + and [ A l C l 4 ( H 2 O ) 2 ] - ions
- Dnone of the above
Correct answer
C. [ A l C l 2 ( H 2 O ) 4 ] + and [ A l C l 4 ( H 2 O ) 2 ] - ions
Step-by-step solution
Anhydrous aluminium chloride ( A l 2 C l 6 ) is covalent compound and soluble in water giving [ A l C l 2 ( H 2 O ) 4 ] + and [ A l C l 4 ( H 2 O ) 2 ] - ions AlCl 3 .6H 2 O → dissociation [AlCl 2 (H 2 O) 4 ] + +[AlCl 4 (H 2 O) 2 ] −