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प्रश्न
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?
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उत्तर
- The given hydrocarbon is benzene.
- The given hydrocarbon is included in cyclic hydrocarbon.
- The compounds having this characteristic unit in their structure are called aromatic compounds.
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संबंधित प्रश्न
Write the molecular formula of first two members of homologous series having functional group −Br.
The following vegetables are kept in a basket :
Potato, Tomato, Radish, Brinjal, Carrot, Bottle-gourd
Which two of these vegetables correctly represent the homologous structures?
(A) Carrot and Tomato
(B) Potato and Brinjal
(C) Radish and Carrot
(D) Radish and Bottle-gourd
Fill in the following blank with suitable word:
Ethene and ethyne are examples of ..... hydrocarbons.
Fill in the following blank with suitable word:
Carbon compounds have usually ... melting points and boiling points because they are ...... in nature.
What is the next higher homologue of methanol (CH3OH)?
By how many carbon atoms and hydrogen atoms do any two adjacent homologues differ?
The molecular formula of the third member of the homologous series of ketones is:
(a) C4H8O
(b) C3H6O
(c) C5H10O
(d) C6H12O
What is the difference in the molecular formula of any two adjacent homologues in terms of molecular mass?
Define homologous series of organic compounds. List its two characteristics. Write the name and formula of the first member of the series of alkenes.
Write names of first four homologous series of alcohols.
Give three points to differentiate between saturated and unsaturated
hydrocarbons.
The general molecular formula for the homologous series of alkynes is _______.
Cyclohexane : Cyclic hydrocarbon : : Isobutylene : _______
Write a short note.
Homologous series
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 does not belong to the same homologous series?
Name the following organic compound:
The first homologue whose general formula is CnH2n.
Consider the following molecular formulae of carbon compounds:
(i) CH3COOH (ii) CH3OH (iii) C2H6 (iv) C3H4 (v) C4H8
- Which one of these compounds belongs to homologous series of alcohols?
- Identify the compound having triple bond between carbon-carbon atoms.
- Write the molecular formula of the first member of the homologous series to which CH3COOH belongs.
- Write the general formula of the series to which the compound C4H8 belongs.
Name the third homologue of alcohols.
Name the third homologue of aldehydes.
