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प्रश्न
Write the physical properties of ethene.
उत्तर
Physical properties:
• 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
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\[\begin{array}{cc}
\phantom{.....................}\ce{H}\phantom{...}\ce{H}\phantom{....}\ce{O}\phantom{...............}\\
\phantom{...........}| \phantom{....}|\phantom{.} \phantom{..}//\phantom{......}\\
\ce{H-C-C-C}\\
\phantom{.......}| \phantom{....}|\phantom{..}\phantom{..}\text{\\} \phantom{..}\\
\phantom{...............}\ce{H}\phantom{...}\ce{H}\phantom{}\phantom{...}\ce{H}\phantom{.........}\
\end{array}\]
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