2-Methylpropene and But-1-ene can be distinguished by:
1. Baeyer's reagent
2. Ammoniacal
3. solution
4. ,
Xylene, on oxidation with acidic , gives:
1. | Phthalic acid | 2. | Isophthalic acid |
3. | Terephthalic acid | 4. | All of the above |
RCOCl and are used in the Friedel-Crafts reaction.
The electrophile among the following is:
1.
2. RCOCl
3. O
4.
The reaction,
+ + HCl
is an example of:
1. Friedel-Crafts reaction
2. Kolbe's synthesis
3. Wurtz's reaction
4. Grignard synthesis
The most suitable reagent among the following that is used to distinguish compound (III) from the rest of the compounds is -
I.
II.
III.
IV.
1. | Br2/CCl4 | 2. | Br2/CH3COOH |
3. | Alk.KMnO4 | 4. | Ammoniacal AgNO3 |
A compound having the shortest carbon-carbon bond length among the following is :
1. Benzene
2. Ethene
3. Ethyne
4. Ethane
3-Hexyne can be converted to trans-3-Hexene by the action of:
1. - Pd/
2. Li-Liq.
3. - Pt
4.
Nitrobenzene on reaction with conc. HNO3/H2SO4 at 80-100C forms -
1. 1,2-Dinitrobenzene
2. 1,3-Dinitrobenzene
3. 1,4-Dinitrobenzene
4. 1,2,4-Trinitrobenzene
The D in the above-mentioned reaction is:
1. | 2. | ||
3. | 4. |
The reactants used in Friedel-Craft's alkylation are:
1. C6H6 + NH2
2. C6H6 + CH4
3. C6H6 + CH3Cl
4. C6H6 + CH3COCl