A red-brown precipitate appears when aqueous sodium hydroxide is mixed with aqueous compound X. A white precipitate appears when dilute nitric acid is added first, followed by aqueous barium nitrate, to aqueous compound X. What is the identity of X?
- Achromium(III) sulfate
- Bchromium(III) chloride
- Ciron(III) chloride
- Diron(III) sulfate