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प्रश्न
Predict the shape and bond angles in the following molecule:
NF3
उत्तर
There are three bond pairs and one lone pair on the central atom. Hence, the shape of NF3 is trigonal pyramidal, and the F–N–F bond angle is less than 109°28′.
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संबंधित प्रश्न
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| Examples | C2H6 Ethane | C2H4 Ethene | C2H2 Ethyne |
| Structure |
\[\begin{array}{cc} \backslash \phantom{......}/\phantom{.}\\ \ce{—C – C —}\\ /\phantom{......}\backslash\phantom{.}\end{array}\] |
\[\begin{array}{cc} \backslash \phantom{......}/\\ \ce{C \text{=} C}\\ /\phantom{......}\backslash\end{array}\] |
\[\ce{- C ≡ C -}\] |
| Type of bond between carbons | single | double | triple |
| Bond length (nm) | 0.154 | 0.134 | 0.120 |
| Bond Enthalpy kJ mol-1 | 348 | 612 | 837 |
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| BeCl2 | 180° | ||
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| C2H2 |
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