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Haloalkanes and Haloarenes

Short Answer Type

321. How the following conversions can be carried out?
Ethane to Butane.

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322. How the following conversions can be carried out?
Benzene to Diphenyl.

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323. How the following conversions can be carried out?
tert-Butyl bromide to isobutyl bromide.

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324. How the following conversions can be carried out?
Aniline to phenylisocyanide.

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325. An alkyne (X) has molecular formula C₅H₈ it does not react with sodamide nor with ammonical cuprous chloride.

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326.

A hydrocarbon (Y) decolourises bromine water. On ozonolysis it gives 2-methyl butanol and formaldehyde. Give the name of the compound.

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327.

A hydocarbon (Z) has molecular formula C₈H₁₀. It does not decolourise bromine water and is oxidised to benzoic acid on heating with K₂Cr₂O₇ . It can also have the three other isomers A, B and C. Write the structure of A, B and C.

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Fill In the Blanks

328.
The well known refrigerant ‘Freon’ has _____________ structure.

Cl₂CF₂, Cl₂CF₂

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329. The compound prepared by the action of magnesium in dry ethyl bromide is ether is known as ________ reagent.

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330.

The interaction of elemental sulphur with Grignard reagent gives _________.

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