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प्रश्न
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 |
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उत्तर
| Straight chain hydrocarbons | Branched chain hydrocarbons | Cyclic hydrocarbons |
| Propane | Isobutylene | Cyclohexane |
| Propyne | Isobutane | Cyclohexene |
| Propene | Cyclopentane | |
| Benzene |
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संबंधित प्रश्न
What is meant by homologous series of carbon compounds?
Write the name and formula of the 2nd member of homologous series having general formula CnH2n + 2.
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 structural formula for 1, 2-dichloroethane
The number of carbon atoms present in the molecule of fifth member of the homologous series of alkynes is:
(a) four
(b) five
(c) six
(d) seven
The molecular formula of the third member of the homologous series of ketones is:
(a) C4H8O
(b) C3H6O
(c) C5H10O
(d) C6H12O
An organic compound having the molecular formula C3H6O can exist in the form of two isomers A and B having different functional groups. The isomer A is a liquid which is used as a solvent for nail polish. The isomer B is also a liquid. An aqueous solution of one of the lower homologues of B is used for preserving biological specimens in the laboratory
(a) What is compound A?
(b) Write the electron-dot structure of A.
(c) What is compound B?
(d) Write the electron-dot structure of B.
(e) Name the lower homologue of compound B which is used in preserving biological specimens.
Give the structure of the second member of the alcohol group.
Write the name and molecular formula of the first member of the homologous series of alkynes.
Write names of first four homologous series of alcohols.
Write the name and formula of the fourth member of the following homologous series:
Alkyne
What is a homologous series?
The unsaturated hydrocarbons containing a carbon-carbon double bond are called _______.
While going in an increasing order there is a rise in the molecular mass of the consecutive members of the homologous series by _______.
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?
Study and complete the following table:
| Homologous series | Alkane | Alkyne |
| General formula | CnH2n+2 | 1. ______ |
| IUPAC name | 2. ______ | Ethyne |
| Common name | Marsh gas | 3. ______ |
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?
Name the third homologue of alcohols.
