Advertisements
Advertisements
प्रश्न
How will you convert propanoic acid into ethanoic acid?
उत्तर
\[\ce{\underset{Propanoic acid}{CH3CH2COOH} ->[NH3] CH3CH2COONH4 ->[\Delta][-H2O] CH3CH2CONH2 ->[Br2/KOH] CH3CH2NH2 ->[dil. HCl + NaNO2] CH3CH2OH ->[K2Cr2O7][H2SO4] \underset{Ethanoic acid}{CH3COOH}}\]
APPEARS IN
संबंधित प्रश्न
Write the IUPAC name of the following compound and classify it as primary, secondary and tertiary amine.
CH3(CH2)2NH2
Write the IUPAC name of the following compound and classify it as primary, secondary and tertiary amine.
CH3NHCH(CH3)2
Write the IUPAC name of the following compound and classify it as primary, secondary and tertiary amine.
m−BrC6H4NH2
Give one chemical test to distinguish between the following pair of compounds.
Methylamine and dimethylamine
Give one chemical test to distinguish between the following pair of compounds.
Secondary and tertiary amines
Give one chemical test to distinguish between the following pair of compounds.
Aniline and benzylamine
Account for the following:
pKb of aniline is more than that of methylamine.
Account for the following:
Ethylamine is soluble in water whereas aniline is not.
How will you convert methanol to ethanoic acid?
How will you convert ethanamine into methanamine?
How will you convert ethanoic acid into propanoic acid?
Accomplish the following conversion:
Aniline to benzyl alcohol
An aromatic compound ‘A’ on treatment with aqueous ammonia and heating forms compound ‘B’ which on heating with Br2 and KOH forms a compound ‘C’ of molecular formula C6H7N. Write the structures and IUPAC names of compounds A, B and C.
Do the following conversions in not more than two steps :
Propanone to Propene
Write the structure of 2,4-dinitrochlorobenzene
How are ethylamine and ethyl methyl amine distinguished by using nitrous acid?
Give simple chemical tests to distinguish between the following pair of compounds:
Benzaldehyde and Benzoic acid
Using IUPAC norms write the formula of Hexaamminecobalt (III) sulphate.
An organic compound (A) with molecular formula C3H7NO on heating with Br2 and KOH forms a compound (B). Compound (B) on heating with CHCl3 and alcoholic KOH produces a foul-smelling compound (C) and on reacting with C6H5SO2Cl forms a compound (D) which is soluble in alkali. Write the structure of (A), (B), (C) and (D).
