मराठी

What Are Addition Reactions? How Are Addition Reactions of Ethene Different from Ethyne?

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प्रश्न

What are addition reactions? How are addition reactions of ethene different
from ethyne?

टीपा लिहा
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उत्तर

Addition Reactions: The reactions in which molecules of the attacking
reagent add across the double or triple bond of an unsaturated compound to yield saturated compound.

In case of ethene the addition occurs due to presence of double bond hence one molecule of the compound is added whereas in case of alkynes there is presence of triple bond hence two molecules of the compound is added.

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  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 15: Unsaturated Hydrocarbons: Alkynes - Exercise [पृष्ठ २८२]

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फ्रँक Chemistry Part 2 [English] Class 10 ICSE
पाठ 15 Unsaturated Hydrocarbons: Alkynes
Exercise | Q 3 | पृष्ठ २८२

संबंधित प्रश्‍न

The equation for the reaction when compound A is bubbled through bromine dissolved in carbon tetrachloride is as follows:

1) Draw the structure of A.

2) State your observation during this reaction.


Name an organic compound which is used for making a household plastic material.


Give the general formula of carboxylic acids.


Which part of an organic compound determines physical properties?


Give the reactions of ethyne with Hydrogen



State what do you observe ethene is bubbled through a solution of bromine in terachloromethane (carbon tetrachloride)


Write down the equation for the preparation of ethyne from calcium carbide?

Write balanced euation for the following :

Name a compound which will give acetylene gas, when treated with water.


Name the gas which: Affects the acidified K2Cr2O7 paper and also turns lime water dirty milky.


The structures of six organic compounds are shown:

A

\[\begin{array}{cc}
\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\\
|\phantom{....}|\phantom{....}|\phantom{....}|\\
\ce{H - C - C = C - C - H}\\
|\phantom{.............}|\\
\ce{H}\phantom{............}\ce{H}
\end{array}\]

B

\[\begin{array}{cc}
\phantom{.......}\ce{H}\phantom{.....}\ce{O}\\
\phantom{.......}|\phantom{.....}//\\
\ce{H - C - C}\\
\phantom{......}|\phantom{.....}\backslash\\
\phantom{...........}\ce{H}\phantom{.....}\ce{O - H}
\end{array}\]

C

\[\begin{array}{cc}
\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\\
|\phantom{....}|\phantom{....}|\phantom{....}|\\
\ce{H - C - C - C - C - H}\\
|\phantom{....}|\phantom{....}|\phantom{....}|\\
\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}
\end{array}\]

D

\[\begin{array}{cc}
\ce{H}\phantom{...}\ce{H}\\
|\phantom{....}|\\
\ce{H - C - C - H}\\
|\phantom{....}|\\
\ce{H}\phantom{...}\ce{O}\\
\phantom{.......}\backslash\\
\phantom{.........}\ce{H}
\end{array}\]

E

\[\begin{array}{cc}
\ce{H}\\
|\\
\ce{H - C - H}\\
\ce{H}\phantom{....}\phantom{....}\ce{H}\\
|\phantom{....}|\phantom{....}|\\
\ce{H - C - C - C - H}\\
|\phantom{....}|\phantom{....}|\\
\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}
\end{array}\]

F

\[\begin{array}{cc}
\ce{H}\phantom{...}\ce{H}\\
|\phantom{....}|\\
\ce{C = C}\\
|\phantom{....}|\\
\ce{H}\phantom{...}\ce{H}
\end{array}\]

  1. Identify two of the compounds that are members of the same homologous series but are not isomers.
  2. Which two compounds are isomers of each other?
  3. F can be prepared from D. Give a chemical equation for the reaction.

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