Consider the following list or reagents: Acidified K_(2)Cr_(2)O_(7), alkaline KMnO_(4),CuSO_(4),H_(2)O_(2),CI_(2),O_(3),FeCI_(3),HNO_(3) and Na_(2)S_(2)O_(3). The total number of reagents that can oxidise aqueous iodide to iodine is:

Consider the following list or reagents: Acidified K_(2)Cr_(2)O_(7), a

1.	Consider the following list or reagents: Acidified K_(2)Cr_(2)O_(7), alkaline KMnO_(4),CuSO_(4),H_(2)O_(2),CI_(2),O_(3),FeCI_(3),HNO_(3) and Na_(2)S_(2)O_(3). The total number of reagents that can oxidise aqueous iodide to iodine is:
Answer» ANSWER :7