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प्रश्न
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उत्तर
The difference in the molecular formula of any two adjacent homologues is that it differs by three atoms. The difference is due to one carbon atom and two hydrogen atoms, represented as CH2.
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संबंधित प्रश्न
Write the next homologue of the following: C2H4
.
Define homologous series of organic compounds. List its two characteristics. Write the name and formula of the first member of the series of alkenes.
Give the names of the first four members of the homologous series of
alkynes.
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?
Cyclohexane : Cyclic hydrocarbon : : Isobutylene : _______
Write a short note.
Homologous series
Successive members of a homologous series vary by how many atomic mass unit?
Study and complete the following table:
| Homologous series | Alkane | Alkyne |
| General formula | CnH2n+2 | 1. ______ |
| IUPAC name | 2. ______ | Ethyne |
| Common name | Marsh gas | 3. ______ |
Consider the carbon compounds having following molecular formula:
(i) C3H6 (ii) C3H8 (iii) C4H6 (iv) C6H6 (v) C6H12
- State the number of double covalent bonds present in C3H8.
- Write the formula of first member of the homologous series to which the carbon compound C4H6 belongs.
- Which one of the above compounds forms a ring structure of carbon atoms?
- Identify, which of the above compounds, is a member of alkane series.
