Sandmeyer's reaction described by among the following is:

1.
2.
3.
4.

Which of the following options is correct?

1. CH₃-CH=CH-CH₃ predominates

2. CH₂=CH-CH₂-CH₃ predominates

3. Both are formed in equal amounts

4. The product ratio is dependent on the halogen X

1. 1-Butanol

2. But-1-ene

3. Butyne

4. Butanal

Consider the reaction,

This reaction will be the fastest in:

1. Ethanol

2. Methanol

3. N, N'-dimethylformamide (DMF)

4. Water

The reaction of toluene with a halogen in the presence of iron (III) chloride gives ortho and para halocompounds,
This can be classified as:

1. Electrophilic elimination reaction

2. Electrophilic substitution reaction

3. Free radical addition reaction

4. Nucleophilic substitution reaction

In the presence of ZnCl₂, the substrate used to produce 1-iodobutane from HI is?

A major product is obtained by the dehydrohalogenation of 2-Chloro-2-methyl butane with sodium ethoxide in ethanol. The product's IUPAC name is:

1. 2-Methyl-2-butene

2. 2-Methyl-1-butene

3. 1-Methyl-2-butene

4. Methyl butene

A hydrocarbon C₅H₁₀ does not react with chlorine in the dark but gives a single monochloro compound C₅H₉Cl in bright sunlight. Hydrocarbon could be:

Which halide among the following exhibits the highest reactivity in an S_N1 reaction?

1. sec-Butyl chloride

2. tert-Butyl chloride

3. n-Butyl chloride

4. Allyl chloride