What is the color of the precipitate formed when aniline reacts with $HNO_2$ at low temperature,followed by treatment with an alkaline $\beta$-naphthol solution?
- ABlack
- BRed
- CWhite
- DOrange
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$A$ compound of molecular weight $180$ is acetylated to give a compound of molecular weight $390$. The number of amino groups in the initial compound is:
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View SolutionWhat is the product formed when an aliphatic primary amine reacts with $HNO_2$?
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View SolutionIn the given reaction,identify the reagent $A$:
$4-nitro-3-bromobenzenediazonium \ chloride \xrightarrow{A} 1-bromo-3-nitrobenzene$
$4-nitro-3-bromobenzenediazonium \ chloride \xrightarrow{A} 1-bromo-3-nitrobenzene$
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