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प्रश्न
What is the action of HCN on 2, 4-dichlorobenzaldehyde?
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उत्तर
2, 4-dichlorobenzaldehyde reacts with HCN:
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संबंधित प्रश्न
Benzaldehyde does NOT show positive test with ______.
ln which of the following reactions, both oxidised and reduced forms of the same compound are obtained?
Identify B in the following reaction,
\[\ce{Acetaldoxime ->[Na][alcohol] A ->[NaNO2][HCl] B + H2O + N2\uparrow}\]
Which of following is not a property of red phosphorus?
\[\begin{array}{cc} \phantom{...}\ce{R}\phantom{.................}\ce{R}\phantom{..}\ce{H}\phantom{................}\\ \phantom{...}\backslash\phantom{..................}\backslash/\phantom{..........}\phantom{.......}\\ \ce{C = O ->[H2NNH2][KOH/glycol] C + N2 + H2O}\\ \phantom{}/\phantom{............}\phantom{.......}/\phantom{}\backslash\phantom{...............}\\ \phantom{}\ce{R}\phantom{..................}\ce{R}\phantom{..}\ce{H}\phantom{...............} \end{array}\]
Reaction is called ____________.
The compound which does NOT undergo haloform reaction is ____________.
Which of the following reagents is used for the following conversion?
\[\ce{CH3 - CH = CH - CHO -> CH3 - CH = CH - CH2OH}\]
Primary nitroalkanes are obtained in good yield by oxidising aldoximes with the help of ______.
Which of the following compounds does not undergo a haloform reaction?
How are the following compound obtained from alkyne?
Acetaldehyde
