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प्रश्न
Three organic compounds A, B and C have the following molecular formulae: C4H8O
Which molecular formula can represent an aldehyde as well as a ketone? Write the names and structural formulae of the aldehyde and ketone represented by this molecular formula.
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उत्तर
Compound 'C' (C4H8O), represents the molecular formula of an aldehyde as well as a ketone. The aldehyde represented by this formula is butanal (C3H7CHO).
The ketone represented by this formula is butanone (CH3COCH2CH3).
Their structural formulae are as follows:
संबंधित प्रश्न
Write the number of covalent bonds in the molecule of propane, C3H8.
What is meant by isomers?
Draw the structures for Bromopentane*
Give reason why the carbon compounds do not conduct electricity in the molten state.
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Explain the meaning of saturated hydrocarbons with two examples.
The number of carbon atoms in the organic compound named as 2,2-dimethylpropane is ______.
The pair of elements which exhibits the property of catenation is ______.
Two organic compounds A and B have the same molecular formula C6H12. Write the names and structural formulae:
Which compound contains only single bonds?
The solid element A exhibits the property of catenation. It is also present in the form of a gas B in the air which is utilised by plants in photosynthesis. An allotrope C of this element is used in glass cutters.
(a) What is element A?
(b) What is the gas B?
(c) Name the allotrope C.
(d) State another use of allotrope C (other than in glass cutters).
(e) Name another allotrope of element A which exists as spherical molecules.
(f) Name a yet another allotrope of element A which conduct electricity.
You are given the following molecular formulae of some hydrocarbons:
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You are given the following molecular formulae of some hydrocarbons:
C5H8; C7H14; C6H6; C5H10; C7H12; C6H12
Which three formulae can represent cyclic hydrocarbons?
What is the molecular formula and structural formula of a cyclic hydrocarbon whose one molecule contains 8 hydrogen atoms?
How many electrons are there in the outermost orbit of carbon?
How many isomers are possible for the compound with the molecular formula C4H8? Draw the electron dot structure of branched-chain isomer.
Recognise the carbon chain type of the following:
\[\begin{array}{cc}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\\
|\phantom{....}|\phantom{....}|\\\ce{H - C - C - C - H}\\
|\phantom{....}|\phantom{....}|\\\ce{H}\phantom{...}\ce{}\phantom{.....}\ce{H}\\
\ce{H - C - H}\\
|\\
\ce{H}
\end{array}\]
Write the chemical equation for the following:
Hydrogenation of ethene.
