How is m-Bromotoluene prepared?
1. | Bromination of toluene |
2. | Friedel Craft’s reaction of bromobenzene with CH3Cl |
3. | Bromination of nitrobenzene and subsequent replacement of –NO2 group with an ethyl group |
4. | Bromination of Aceto–p–toluidine followed by hydrolysis and deamination |
Which of the following molecules can readily undergo the SN2 mechanism?
1. | \(\left(\mathrm{CH}_3\right)_3 \mathrm{C}-\mathrm{Cl} \) | 2. | \(\mathrm{CH}_2=\mathrm{CH}-\mathrm{Cl} \) |
3. | \(\mathrm{CH}_2=\mathrm{CH}-\mathrm{CH}_2-\mathrm{CH}_2 \mathrm{Cl}\) | 4. |
Sandmeyer's reaction described by among the following is:
1. | |
2. | |
3. | |
4. |
Products (A) and (B) in the given below reactions, respectively, are:
(A) | (B) | |
1. | ||
2. | ||
3. | ||
4. | None of the above |
1. | |
2. | |
3. | |
4. |
Which of the options is correct about product (A)?
1. Product is aromatic
2. Product has a high dipole moment
3. Product has less resonance energy
4. Both A and B
The X and Y in the below mentioned reaction are
X | Y | |
1. | Dilute aqueous NaOH, 20 oC | HBr/Acetic acid, 20 oC |
2. | Concentrated alcoholic NaOH, 80 oC | HBr/Acetic acid, 20 oC |
3. | Diluted aqueous NaOH, 20 oC, | Br2 / CHCl3 , 0 oC |
4. | Concentrated alcoholic NaOH, 80 ° C | Br2/CHCl3, 0 oC |
What is the total number of chiral products produced by monochlorination of 2-methylbutane ?
1. 2
2. 4
3. 6
4. 8
Which of the following reactions cannot form new carbon-carbon bonds?
1. Reimer-Tiemann reaction
2. Cannizaro reaction
3. Wurtz reaction
4. Friedel-Crafts acylation