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प्रश्न
Name the third homologue of alcohols.
उत्तर
Propanol, which has the chemical formula C3H7OH, is the third homologue of an alcohol. It has a three-carbon straight chain with a hydroxyl (-OH) group joined to the second carbon.
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संबंधित प्रश्न
What is a homologous series?
State any four characteristics of a homologous series
Give the molecular formula of one homologue of the following:
C3H6
Succeeding members of a homologous series differ by ______.
.
Study the different conclusions drawn by students of a class on the basis of observations of preserved/available specimens of plants and animals.
I. Potato and sweet potato are analogous organs in plants.
II. Wings of insects and wings of birds are homologous organs in animals.
III. Wings of insects and wings of bats are analogous organs in animals.
IV. Thorns of citrus and tendrils of cucurbita are analogous organs in plants.
The correct conclusions are:
(A) I, and II
(B) II and IV
(C) I and III
(D) III and IV
Define homologous series of organic compounds. List its two characteristics. Write the name and formula of the first member of the series of alkenes.
Halo alkanes react with alkalies to produce alcohol. Give the equation for the preparation of the second member of the homologous series of alcohol. State under what condition the reaction occurs.
Name the following organic compound:
The first homologue whose general formula is CnH2n.
Consider the carbon compounds having following molecular formula:
(i) C2H2 (ii) C2H5 (iii) C3H7OH (iv) C2H6COOH (v) CH3CHO
- Identify which one of the above compounds, is a member of aldehyde series.
- Write the general formula of the series to which compound C2H2 belongs.
- Which one of the above compounds has triple bonds between carbon-carbon atoms?
- Write the molecular formula of the first member of the homologous series to which the compound C3H7OH belongs.
