Choose the possible identity of each unknown halide salt based on each experimen

Question

Choose the possible identity of each unknown halide salt based on each experiment and observation. A student adds a few drops of chlorine water to a solution of an unknown halide salt. The student then adds a small amount of organic solvent and the solutions separate. The organic layer appears purple-brown. Choose the most likely identity of the u known salt. In a test tube, a student adds a few drops of concentrated H2SO4 to an unknown salt and a reaction occurs. Choose the potential identity of the unknown. More than one option may be correct.

Explanation / Answer

1) NaI

2) NaIO3

Explanation :

purple brown color due to iodine liberation.from NaI by Cl2

2NaI +   Cl2   ----------------------> 2NaCl +   I2

2)

here I- convert to IO3- in presence of H2SO4

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