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प्रश्न
Name the following:
उत्तर
Benzene
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संबंधित प्रश्न
Write the name and general formula of a chain of hydrocarbons in which an addition reaction with hydrogen is possible. State the essential condition for an addition reaction. Stating this condition, write a chemical equation giving the name of the reactant and the product of the reaction.
Draw the structures for Ethanoic acid.
Draw the structures for Butanone
Fill in the following blank with suitable word:
CnH2n is the general formula of .......... hydrocarbons.
Fill in the following blank with suitable word:
The property of carbon atoms to form long chains in compounds is called ...........
Explain the meaning of saturated and unsaturated hydrocarbons with two examples each.
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.
Hydrocarbons are mainly composed of which of these?
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 structures of two compounds having molecular formula C3H6O and give their names.
