JEE Main levelSingle correct optionDifficulty 2 of 3pn116
On dilution with water, bismuth trichloride gives a white precipitate of
ABiX2OX3
BBiClX5
CBiOCl
DBi(OH)X3
Answer: C
BiCl3 undergoes partial hydrolysis: BiClX3+HX2OBiOCl↓+2HCl. The insoluble white oxychloride separates; the precipitate dissolves again on adding HCl.