1.

Considerthe following reaction Nitrite + acetic acid + thioures rarr N_(2) + SCoverset(Θ)N + 2H_(2)O Formationof the product in the reaction cannot beidentified by

Answer»

`FaCI_(3)//dil, HCI` when blood -RED colour appears
`FaCI_(3)//dil, HCI` when BLUE colour appears
`K_(2)Cr_(2)O_(7) ,HCI` when green colour appears
`KMnO_(4)//HCI` when colourlesssolutionis formed

Answer :b,c,d


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