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प्रश्न
Fill in the blank:
Vital force theory was discarded by the synthesis of__________ in laboratory.
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उत्तर
Vital force theory was discarded by the synthesis of urea in laboratory.
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संबंधित प्रश्न
The organic compound which undergoes substitution reaction is :
(A) `C_2H_2`
(B) `C_2H_4`
(C) `C_10H_18`
(D) `C_2H_6`
Define a functional group with two examples. write the Functional groups for
(i) Alcohol
(ii) Ketone
(iii) Carboxylic acid
How is ethylene prepared in laboratory? Give balanced equation and
procedure. How is the gas prepared and dried?
What is hydrogenation? How hydrogenation of ethene occurs? Give one use of hydrogenation.
Ethene reacts with 1% cold alkaline KMnO4 to give
Give the correct IUPAC name and the fiJnctional group for each of the
compounds whose structural formulae are given below:
\[\begin{array}{cc}
\phantom{......}\ce{H}\phantom{..}\ce{H}\phantom{..}\ce{H}\phantom{........}\\
\phantom{}|\phantom{...}|\phantom{...}|\phantom{..}\\
\ce{H-C-C-C-OH}\\
\phantom{}|\phantom{...}|\phantom{...}|\phantom{..}\\
\phantom{......}\ce{H}\phantom{..}\ce{H}\phantom{..}\ce{H}\phantom{........}\\
\end{array}\]
Give a balanced chemical equation for the following :
Action of alcoholic KOH on bromoethane
Define isomerism.
Name the gases which extinguishes burning wooden splinters.
Name the gas which: Turns moist red litmus blue.
