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The First Organic Compound Prepared by Wohler in the Laboratory Was - Chemistry

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Question

The first organic compound prepared by Wohler in the laboratory was

Options

  • acetic acid

  • methane

  • Acetylene

  • Urea

MCQ
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Solution

Urea

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Chapter 11.6: Carboxylic Acid - Exercise 1 [Page 290]

APPEARS IN

Frank Chemistry Part 2 [English] Class 10 ICSE
Chapter 11.6 Carboxylic Acid
Exercise 1 | Q 13.2 | Page 290

RELATED QUESTIONS

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.


Give the structural formula of the following functional group:

Aldehydes


Write the IUPAC name of the foloowing:

CH3CH2CH2CH2CH3


What word is used to describe theses three compounds taken together?


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


Write the equation of the following laboratory preparation:

Ethane from sodium propionate.


Give balanced equation for the laboratory preparations of the following organic compound:

A saturated hydrocarbon from iodomethene


Equation for that reaction when compound A is bubbled through bromine dissolved in carbon trtrachloride is as follows :
DIAGRAM

State your observation during this reaction


Give the structural formulae of the following:

2-methyl propane


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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