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प्रश्न
The unsaturated hydrocarbons containing a carbon-carbon double bond are called _______.
पर्याय
Alkenes
Alkanes
Alkynes
Alcohol
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उत्तर
The unsaturated hydrocarbons containing a carbon-carbon double bond are called Alkenes.
संबंधित प्रश्न
Write the next homologue of the following: C2H4
Write the molecular formula of the 2nd and 3rd member of the homologous series where the first member is ethyne.
Complete the following table which relates to the homologous series of hydrocarbons.
|
General Formula |
IUPAC name of the homologous series | Characteristic bond type | IUPAC name of the first member of the series |
| `C_nH_(2n-2)` | (A)________ | (B)______ | (C)______ |
| C_nH_(2n+1) | (B)________ | (E)______ | (F)______ |
Give the molecular formula of one homologue of the following:
C3H6
Give the molecular formula of one homologue of each of the following:
C2H6
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.
Propane and ethane are ______.
Succeeding members of a homologous series differ by ______.
Give the names and the structural formula of the first three members of the homologous series of alkanes.
Why homologous series of carbon compounds are so called? Write chemical formula of two consecutive members of a homologous series and state the part of these compounds that determines their (i) physical properties, and (ii) chemical properties.
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 |
The general formula of Alkane is _________________
Complete the correlation:
Alkene : C = C :: Alkyne: _______.
The phenomenon in which compounds having different structural formulae have the same molecular formula is called _______.
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 pairs can be the successive members of a homologous series?
Study and complete the following table:
| Homologous series | Alkane | Alkyne |
| General formula | CnH2n+2 | 1. ______ |
| IUPAC name | 2. ______ | Ethyne |
| Common name | Marsh gas | 3. ______ |
Name the following:
Group of organic compounds where the successive members follow a regular structural pattern, successive compounds differ by a 'CH2' group.
