Haloalkanes and Haloarenes

Identify the correct set of reagents or reaction conditions 'X' and 'Y' in the following set of transformation. CH3-CH2-CH2-Br 'X' Product 'Y' CH3- Br |CH-CH3

1. X = dil.aq. NaOH, 20°C, Y = HBr/ acetic acid
2. X = conc.alc. NaOH, 80°C, Y = Br2/CHCl3
3. X = dil.aq. NaOH, 20°C, Y = Br2/CHCl3
4. X = conc.alc. NaOH, 80°C, Y = HBr/ acetic acid

[figure] Product P is

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Find out the major product formed from the following reaction. [Me : –CH3] [figure]

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Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R). In the light of the above statements, choose the most appropriate answer from the options given below :

1. (A) is correct but (R) is not correct
2. Both (A) and (R) are correct and (R) is the correct explanation of (A)
3. (A) is not correct but (R) is correct
4. Both (A) and (R) are correct but (R) is not the correct explanation of (A)

Match List - I with List - II. Choose the correct answer from the options given below :

1. (A)-(II), (B)-(III), (C)-(I), (D)-(IV)
2. (A)-(III), (B)-(I), (C)-(IV), (D)-(II)
3. (A)-(I), (B)-(II), (C)-(III), (D)-(IV)
4. (A)-(IV), (B)-(III), (C)-(II), (D)-(I)

The product (C) in the below mentioned reaction is : CH3-CH2-CH2-Br [ ]KOH(alc) A HBr B [KOH(aq)] C

1. Propan-1-ol
2. Propyne
3. Propan-2-ol
4. Propene

[figure] The total number of hydrogen atoms in product A and product B is .

Identify structure of 2,3-dibromo-1-phenylpentane.

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Identify A and B in the following reaction sequence. [figure]

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Example of vinylic halide is :

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