Physical Properties of Alkenes
Trending Questions
Which of the following statements is not characteristic of free radical chain reaction
It gives major product derived from most stable free radical
It is usually sensitive to change in solvent polarity
It proceeds in three main steps like initiation, propagation and termination
It may be initiated by U.V. light
Which of the following is TRUE for alkenes?
- Alkenes have pi bonds (not all bonds)
- Alkenes are more reactive than alkanes
- Alkenes, especially the higher ones with 3 or more carbons can possibly exhibit geometrical isomerism
- Alkenes are soluble in organic solvents
Dodecane in presence of platinum gives a mixture of:
Pentene and Heptene
Pentane and Heptane
2 molecules of pentane
Heptane and pentene
The melting point of the symmetrical alkanes is:
None of the above
Same as that of unsymmetrical alkanes
Less than unsymmetrical alkanes
More than unsymmetrical alkanes
Geometrical and Optical isomerism are types of:
Position isomerism
Functional group isomerism
Stereoisomerism
Metamerism
- Cis-butene has higher heat of hydrogenation then trans-2-butene
- trans-2-pentent has higher heat of hydrogenation then Cis-2-butene
- trimethylethlene and tetramethylethlene have same heat of hydrogenation.
- Propene has higher heat of hydrogenation then ethylene
For alkenes, generally boiling point of Cis form is higher than trans form - True or False?
True
False
Which of the following is TRUE for alkenes?
- Alkenes have pi bonds (not all bonds)
- Alkenes are more reactive than alkanes
- Alkenes, especially the higher ones with 3 or more carbons can possibly exhibit geometrical isomerism
- Alkenes are soluble in organic solvents
What happens when:
(i) Propene is treated with HBr
(ii) Benzene is treated with CH3Cl in ppresence of anhydrous AlCl3
(iii) CHCl3 is treated with Ag powder and heat.
Q.47. In which of the following reaction, equivalent weight of acid is equal to its molar mass?
(1)
(2)
(3)
(4)
- All have same boiling point