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प्रश्न
The following compounds will give positive Fehling’s test.
विकल्प
Propanone
Pentan-3-one
Butanone
Butanal
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उत्तर
Butanal
APPEARS IN
संबंधित प्रश्न
Write reaction showing aldol condensation of cyclohexanone.
Write reactions for the action of the following reagents on p-chlorobenzaldehyde.
Tollen’s reagent
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Which of the following gives red precipitate with Fehling's solution?
ln which of the following reactions, both oxidised and reduced forms of the same compound are obtained?
Identify B in the following reaction,
\[\ce{Acetaldoxime ->[Na][alcohol] A ->[NaNO2][HCl] B + H2O + N2\uparrow}\]
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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 ____________.
Which of the following represents the structure of isopropyl methyl ketone?
Which of the following does not give yellow solid on treatment with sodium hypoiodlte?
The compound which does NOT undergo haloform reaction is ____________.
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\[\ce{4-Nitrotoluene ->[(CH3CO)2O/CrO3][273 - 278 K] X ->[H3O^+][\Delta] Y}\]
\[\ce{CH3Br ->[KNC] (A) ->[H3O^+] (B) ->[PCl5] (C)}\] product (C) is:
Identify the product formed in the reaction.
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α-hydroxy phenyl acetic acid
How will you prepare acetic anhydride from acetic acid?
Which one of the following substituents at para-position is most effective in stabilizing the phenoxide 
ion?
Which of the following compounds will undergo self-aldol condensation in the presence of cold dilute alkali?
Which of the following reaction does not involve either oxidation or reduction?
How are the following compound obtained from alkyne?
Acetaldehyde
Write the structure of the major product of the aldol condensation of benzaldehyde with acetone.
Write the structure of the major product of the aldol condensation of benzaldehyde with acetone.
How will you prepare Acetic anhydride from acetic acid.
