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प्रश्न
Write names of first four homologous series of alcohols.
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उत्तर
Name of first four homologous series of alcohols.
संबंधित प्रश्न
What is a homologous series?
Write the molecular formula of first two members of homologous series having functional group −Br.
Write the molecular formula of first two members of homologous series having functional group – OH
Give the dot diagram of the first member of the alcohol.
Give the structure of the second member of the alcohol group.
Give the names and the structural formula of the first three members of the homologous series of alkanes.
.
Give the names of the first four members of the homologous series of
alkynes.
Write the name and formula of the fourth member of the following homologous series:
Alkyne
What is the difference in the molecular formula of any two adjacent homologues:
(i) In terms of molecular mass
(ii) In terms of number and kind of atoms per molecule?
The general formula of Alkane is _________________
The phenomenon in which compounds having different structural formulae have the same molecular formula is called _______.
Find the odd one out and give its explanation.
Complete the following table for homologous series of Alkenes.
| Name | Molecular formula | Condensed structural formula | Number of carbon atom | Number of -CH2- units | Boiling point °C |
| Ethene | C2H4 | CH2 = CH2 | 2 | 0 | -102 |
| Propene | C3H6 | CH3–CH = CH2 | 3 | 1 | -48 |
| 1-Butene | C4H8 | CH3–CH2–CH = CH2 | ______ | ______ | -6.5 |
| 1-Pentene | C5H10 | CH3–CH2–CH2–CH = CH2 | ______ | ______ | 30 |
Complete the following chart by using examples given in brackets.
(isobutylene, cyclohexane, propane, cyclohexene, cyclopentane, benzene, propyne, isobutane, propene)
| Straight chain hydrocarbons | Branched chain hydrocarbons | Cyclic hydrocarbons |
Which of the following does not belong to the same homologous series?
C3H8 belongs to the homologous series of ______.
Write the chemical formula of two consecutive homologous of organic compounds having functional group - OH.
What happens to the (i) boiling point and (ii) solubility of organic compounds of a homologous series as the molecular mass increases?
