Advertisements
Advertisements
प्रश्न
Explain the preparation of the following compound.
DDT
How is DDT prepared?
Describe the preparation of the following compound:
DDT
Advertisements
उत्तर
DDT can be prepared by heating a mixture of chlorobenzene with chloral (trichloroacetaldehyde) in the presence of conc. H2SO4.
APPEARS IN
संबंधित प्रश्न
The name of C2F4C12 is ______.
Which of the following reagent is helpful to differentiate ethylene dichloride and ethylidene chloride?
Assertion: In mono haloarenes, electrophilic substitution occurs at ortho and para positions.
Reason: Halogen atom is a ring deactivator.
Classify the following compound in the form of alkyl, allylic, vinyl, benzylic halides.
\[\ce{CH3 – CH = CH – Cl}\]
Classify the following compound in the form of alkyl, allylic, vinyl, benzylic halides.
CH2 = CH – Cl
Why chlorination of methane is not possible in dark?
Write a chemical reaction useful to prepare the following:
Freon – 12 from Carbon tetrachloride
Discuss the environmental effects of freons.
A hydrocarbon C3H6(A) reacts with HBr to form compound (B). Compound (B) reacts with aqueous potassium hydroxide to give (C) of molecular formula C3H6O. What are the (A), (B) and (C). Explain the reactions.
Two isomers (A) and (B) have the same molecular formula C2H4Cl2. Compound (A) reacts with aqueous KOH gives compound (C) of molecular formula C2H4O. Compound (B) reacts with aqueous KOH gives compound (D) of molecular formula C2H6O2. Identify (A), (B), (C) and (D).


