Question
Chemistry Question on Solutions
When FeCl3 is added to excess of hot water gives a sol ‘X’. When FeCl3 is added to NaOH(aq) solution, gives sol ‘Y’.
X and Y formed in the above processes respectively are
A
Fe2O3 . xH2O / OH- and Fe2O3 . xH2O/Fe3+
B
Fe2O3 . xH2O / H+ and Fe2O3 . xH2O/Na+
C
Fe2O3 . xH2O / Cl- and Fe2O3 . xH2O/OH-
D
Fe2O3 . xH2O / Fe3+ and Fe2O3 . xH2O/OH-
Answer
Fe2O3 . xH2O / Fe3+ and Fe2O3 . xH2O/OH-
Explanation
Solution
The correct answer is (D) : Fe2O3 . xH2O / Fe3+ and Fe2O3 . xH2O/OH-.