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प्रश्न
Predict the shape and bond angles in the following molecule:
H2S
उत्तर
There are two bond pairs and two lone pairs on the central atom. Hence, the shape of H2S is bent or V-shaped and H–S–H bond angle is slightly less than 109°28′.
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| Examples | C2H6 Ethane | C2H4 Ethene | C2H2 Ethyne |
| Structure |
\[\begin{array}{cc} \backslash \phantom{......}/\phantom{.}\\ \ce{—C – C —}\\ /\phantom{......}\backslash\phantom{.}\end{array}\] |
\[\begin{array}{cc} \backslash \phantom{......}/\\ \ce{C \text{=} C}\\ /\phantom{......}\backslash\end{array}\] |
\[\ce{- C ≡ C -}\] |
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| Bond length (nm) | 0.154 | 0.134 | 0.120 |
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