Which of the following compound will give positive iodoform test?

• Isopropyl alcohol

• Propionaldehyde

• Ethylphenyl ketone

• Benzyl alcohol

The conversion of ethyl bromide using sodium iodide and dry acetone, this reaction is known as

• Swarts reaction

• Finkelstein reaction

• Sandmeyer reaction

• Stephen reaction

73.

X and Y in the below reaction are .... and .... respectively

C₆H₅ - CO₂H + X $\stackrel{\mathrm{heat}}{\to }$ C₆H₅ - COCl $\underset{\mathrm{Quinoline}}{\overset{{\mathrm{H}}_2, \mathrm{Pd} / {\mathrm{BaSO}}_4}{\to }}$

• SOCl₂ and C₆H₅CHO

• (COCl)₂ and C₆H₅CH₃

• SOCl₂ and C₆H₅CH₃

• (COCl)₂ and C₆H₅CH₂OH

The major product P formed in the following reaction is

The correct order of increasing reactivity of the following alkyl halides, CH₃CH₂CH(Br)CH₃

(I) CH₃CH₂CH(Br)CH₃

(II) (CH₃)₂CClCH₂CH₃

(III) CH₃CH₂CH₂Cl and

(IV) Towards S_N2 displacement is

• I < II < III < IV

• III < I < IV < II

• III < I < II < IV

• II < IV < I < III

The product Y for the below reaction is

The product formed in the following reaction is

4-nitrotoluene is treated with bromine to get compound 'P' which is reduced with Sn and HCl to get compound 'Q'. 'Q' is diazotised and the product is treated with phosphinic acid to get compound 'R'. 'R' is oxidised with alkaline solution KMnO₄ to get the final product. Identify the final product.

• 2-bromobenzoic acid

• 2-bromo-4-hydroxybenzoic acid

• benzoic acid

• 3-bromobenzoic acid

Which one of the following is an allylic halide?

• 2-chlorobutane

• Chloroethene

• 3-bromopropene

• 2-chlorotoluene

Which one of the following undergoes iodoform test?

• Propanal

• Ethanal

• Benzophenone

• Benzaldehyde