Select the correct statement out of following:

1.	Select the correct statement out of following:
Answer» `NO_(3)^(-)` gives brown RING test in PRESENCE of dil. `H_(2)SO_(4)` During chromyl chloride test change in oxidation state of chromium TAKES place On passing `H_(2)S` gas into AQUEOUS solution of `SO_(2)` gas CLEAR solution is produced Alkaline solution of `K_(2)HgI_(4)` is known as Nessler's reagent Answer :D

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