Fichas
Shapes of Molecules (OCR)
Fichas del conjunto (6)
- 1Linear-2 electron pairs
-3 atoms
-180 degree bond angles
Example: Carbon Dioxide - 2Trigonal Planar-3 electron pairs
-4 atoms
-120 degree bond angles
Example: Boron Trifluoride
- 3Tetrahedral-4 electron pairs
-5 atoms
-109.5 degree bond angles
Example: Methane
- 4Trigonal Bipyramid-5 electron pairs
-6 atoms
-180 degree and 120 degree bond angles
Example: Phosphorous Pentachloride
- 5Octahedral-6 electron pairs
-7 atoms
-90 degree bond angles
Example: Sulfur Hexafluoride
- 6Lone pairs-A pair of electrons that are not involved in a (covalent) bond.
-There is more repulsion made by lone pairs than bonding pairs as they are closer.
-They are worth 2.5 degree per lone pair.
Example: Water
Información
- Descripción
- Flashcards to help with learning the shapes and bond angles of molecules, with examples and dot-cross diagrams.
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