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प्रश्न
Write the physical properties of ethene.
Write two physical properties of ethene.
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उत्तर
- State: colourless gas, neutral to litmus, faint sweet odour
- Solubility: slightly soluble in water, highly soluble in organic solvents.
- Density: slightly lighter than air
- Melting point: -169°C
- Boiling point: -104 °C
Notes
Students should refer to the answer according to their questions.
संबंधित प्रश्न
Fill in the blank:
Vital force theory was discarded by the synthesis of__________ in laboratory.
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-OH, >- c = o, -CHO, -COOH
Soda-lime is a mixture of
Give the correct IUPAC name and the fiJnctional group for each of the
compounds whose structural formulae are given below:
\[\begin{array}{cc}
\phantom{......}\ce{H}\phantom{..}\ce{H}\phantom{..}\ce{H}\phantom{........}\\
\phantom{}|\phantom{...}|\phantom{...}|\phantom{..}\\
\ce{H-C-C-C-OH}\\
\phantom{}|\phantom{...}|\phantom{...}|\phantom{..}\\
\phantom{......}\ce{H}\phantom{..}\ce{H}\phantom{..}\ce{H}\phantom{........}\\
\end{array}\]
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\[\ce{A ->[Br2/CCl4] CH2Br - CH2Br}\]
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Write a balanced chemical equation for the following:
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Hydrocarbons are excellent fuels
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