The intermediate during the addition of HCl to propene in the presence of peroxide is
1.
2.
3.
4.
Which reagent distinguish propyne and propene?
1. Alkaline
2. +
3. water
4. +
The alkene among the following that has the smallest heat of hydrogenation is-
1.
2.
3.
4.
Which of the following alkane will give the maximum number of isomers when monochloro substituted product is obtained
1. | 2. | ||
3. | 4. |
The correct order of relative rates of hydrogenation of alkenes is:
1. Ethylene > propene > 2-butene > 2-methyl-2-butene
2. 2-methyl-2-butene > 2-butene > Propene > Ethylene
3. 2-butene > propene > ethylene > 2-methyl-2-butene
4. Propene > 2-butene > ethylene > 2-methyl-2-butene
Products formed are
(A) (B)
(C) (D)
1. (A) and (B) only 2. (A) and (C) only
3. (B) and (C) only 4. (A), (B), (C) and (D)
What is the product formed when n-heptane is heated with a mixture of Cr2O3 and Al2O3 at 600°C?
1. | Cyclohexane | 2. | Cyclohexene |
3. | Benzene | 4. | Toluene |
Gas A
Gas B
Gas C
Gas (A+B+C)
gas mixture Gas X
Gas X is-
1. Gas A + Gas B 2. Only Gas B
3. Gas B + Gas C 4. Only Gas A
The most reactive of these compounds towards sulphonation is
1. Toluene 2. Chlorobenzene
3. Nitrobenzene 4. m-Xylene