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प्रश्न
Cyclohexane : Cyclic hydrocarbon : : Isobutylene : _______
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उत्तर
Cyclohexane : Cyclic hydrocarbon : : Isobutylene : Branched hydrocarbon
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संबंधित प्रश्न
What is a homologous series?
What is meant by homologous series of carbon compounds?
Write the molecular formula of two consecutive members of homologous series of aldehydes. State which part of these compounds determines their
- physical and
- chemical properties
What is the difference between two consecutive homologues:
(i) in terms of molecular mass?
(ii) in terms of number and kind of atoms per molecule?
By how many carbon atoms and hydrogen atoms do any two adjacent homologues differ?
The molecular formula of a homologue of butane is ______.
What is the difference in the molecular formula of any two adjacent homologues in terms of molecular mass?
Write the name and molecular formula of the first member of the homologous series of alkynes.
Copy and complete the following table, which relates to the three homologous series of hydrocarbons:
| General formula | CnH2n | CnH2n-2 | CnH2n+2 |
| IUPAC name of the homologus series | |||
| Characteristic bond type | Single bonds | ||
| IUPAC name of the first member of the series | |||
| Type of reaction with chlorine | Addition |
While going in an increasing order of the length there is a rise in the molecular mass of the members by ______.
The general molecular formula for the homologous series of alkynes is _______.
Right or wrong sentence.
As one ascends in any homogeneous category, physical properties change in one direction.
Write a short note.
Homologous series
Complete the following table for homologous series of alcohols.
| Name | Molecular formula | Condensed structural formula | Number of carbon atom | Number of -CH2- units | Boiling point °C |
| Methanol | CH4O | CH3-OH | 1 | 1 | 63 |
| Ethanol | C2H6O | CH3–CH2-OH | 2 | 2 | 78 |
| Propanol | C3H8O | CH3–CH2–CH2-OH | ______ | ______ | 97 |
| Butanol | C4H10O | CH3–CH2–CH2–CH2–OH | ______ | ______ | 118 |
Observe the structural formula and answer the following questions.
- Write the name of the given hydrocarbon.
- The given hydrocarbon is included in which type of hydrocarbon?
- What is the kind of compounds with the above characteristic structure called?
What is called homologous series? Give any three of its characteristics?
Name the third homologue of alcohols.
