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प्रश्न
What do you observe when caustic soda solution is added to the following solution: first a little and then in excess : FeCl3
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उत्तर
Addition of caustic soda to FeCl3 solution :
\[\ce{FeCl3 + 3NaOH ->\underset{\text{Reddish Brown ppt.}}{Fe(OH)3 v + 3NaCI}}\]
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