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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
Classify the following carbon compounds into two homologous series and name them.
C3H4, C3H6, C4H6, C4H8, C5H8, C5H10
Write the name and formula of the 2nd member of homologous series having general formula CnH2n – 2.
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
Write the molecular formula of first two members of homologous series having functional group -Cl.
Carbon compounds have usually ______ melting points and boiling points because they are ______ in nature.
By how many carbon atoms and hydrogen atoms do any two adjacent homologues differ?
Give the name and structural formula of one homologue of the following:
CH3OH
What is a homologous series? Explain with an example.
The number of carbon atoms present in the molecule of fifth member of the homologous series of alkynes is ______.
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 abbreviated formula of the third member of the alcohol.
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.
Write the name and formula of the fourth member of the following homologous series:
Alkyne
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.
As one ascends in any homologous series, physical properties change gradually.
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?
The first member of alkyne homologous series is
