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प्रश्न
Identify the statement which does not describe the property of alkenes:
पर्याय
They are unsaturated hydrocarbons
They decolourise bromine water
They can undergo addition as well as substitution reactions
They undergo combustion with oxygen forming carbon dioxide and water.
उत्तर
They can undergo addition as well as substitution reactions.
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संबंधित प्रश्न
Match the options A to E with the statements
| A | Alkyne | 1 | No. of molecules in 22.4 dm-3 of carbon dioxide at STP |
| B | Alkane | 2 | An element with the electronic configuration 2,8,8,3 |
| C | Iron | 3 | CnH2n + 2 |
| D | 6.023 × 1023 | 4 | CnH2n − 2 |
| E | Metal | 5 | The metal which forms two types of ions |
Classify the compound C3H8 as alkanes, alkenes, and alkynes.
Give general formulae of monohydric alcohol?
A hydrocarbon which is a greenhouse gas is ______.
Write a balanced chemical equation for the preparation of :
Methane from sodium acetate
Methane is the first member of alkane, when it is treated with excess of chlorine in the presence of diffused forms carbon tetrachloride. Draw the appropriate structural formula of carbon tetrachloride and state the type of bond present is it.
Identify the statement that is incorrect about alkanes.
Write the names and formulas of the products formed when methane reacts with chlorine. Write the chemical equations.
Give the chemical equation for the laboratory preparation of methane from sodium acetate.
Write the IUPAC name of the following:
\[\begin{array}{cc}
\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\\
|\phantom{....}|\phantom{....}|\\
\ce{H - C = C - C - H}\\
\phantom{.........}|\\
\phantom{.........}\ce{H}
\end{array}\]
