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401. How will you bring about the following conversions:
(i) CHI₃ into acetylene
(ii) C₆H₅Cl into aniline ?

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402.

How will you prepare n-propyl bromide from isopropyl bromide ?

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403.

How will you prepare vinyl bromide from ethyl alcohol?

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404.

Complete the following equation:

CHCl₃ + HNO₃ →

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405.

Complete the following equation:

CH₃CHO + NaOH →

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406.

Complete the following equation:

CH₃-CO-CH₃ + I₂ + NaOH →

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407. Complete the following reaction,

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408. Identify the products A and B in following reactions:

ethene space rightwards arrow with HBr on top space straight A space rightwards arrow with aq. space KOH on top space straight B space

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410. Identify the products A in the following reactions:

CH subscript 2 CH subscript 2 CH subscript 2 OH space plus NaBr space plus straight H subscript 2 SO subscript 4 rightwards arrow A

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