SSC DOUBT

Gravitation|Part-2|Class 9th,11th,SSC,NDA,IIT-JEE,NEET|#RajeshSutharSir

Gravitation|Part-3|Class 9th,11th,SSC,NDA,IIT-JEE,NEET|#RajeshSutharSir

Explain the following : (i). FeCl_3 and FeBr_3 are well known, but FeI_3 has doubtful existence. (ii). Anhydrous FeCl_3 cannot be obtained by heating hydrated ferric chloride.