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Explain the Following: Ethyne is Used for Welding and Cutting Metals

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प्रश्न

Explain the following:

Ethyne is used for welding and cutting metals

एक पंक्ति में उत्तर
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उत्तर

Ethyne is used for welding and cutting metals as ethylene
produce high temperature.

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अध्याय 15: Unsaturated Hydrocarbons: Alkynes - Exercises [पृष्ठ २७९]

APPEARS IN

फ्रैंक Chemistry Part 2 [English] Class 10 ICSE
अध्याय 15 Unsaturated Hydrocarbons: Alkynes
Exercises | Q 3. (c) | पृष्ठ २७९

संबंधित प्रश्न

Name a few sources of organic chemistry?


Organic chemistry plays a key role in all walks of life. Discuss.


Name the alkyl radical and the functional group of the following organic compound:

CH3OH


Which of the following belong to same homologous series?

C3H8, C3H6, C4H8, C4H6


Fill in the blank with appropriate word/words.

For test of unsaturation _____is used.


The first organic compound prepared by Wohler in the laboratory was


Write balanced equations to show the preparation of the following:

Ethanoic acid from ethane


Write the equation for the reaction taking place between 1, 2-dibromoethane and alcoholic potassium hydroxide.


Give the structural formulae for the following:

2-propanol


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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