8). For which logic gate the following statement is true The output is low, if and only if all inputs are low
(a) AND (b) NOR (c) NAND (d) OR Ans : (d) OR
Name the reagents used to convert phenol into 1.picric acid 2.p-benzoquinone
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- To convert phenol into picric acid the nitric acid in presence of Conc. H2SO4 is used.
- And to convert phenol into p-benzoquinone chromic anhydride or sodium dichromate in presence of Conc. H2SO4 is used.
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