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Covalent bonding: Overlapping of 2 half filled orbitals. Gases . H 2 covalent bonding. ↑. ↑. ↓. ↓. 1s. 1s. H atom. H atom. H 2 molecule. Lewis:. Couper: H – H (single bond, weak bond). O 2 covalent bonding. ↑ ↓. ↑ ↓. ↓. ↑. ↑. ↓. ↓. ↓. ↓.
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Covalent bonding:Overlapping of 2 half filled orbitals Gases
H2 covalent bonding ↑ ↑ ↓ ↓ 1s 1s H atom H atom H2 molecule Lewis: Couper: H – H (single bond, weak bond)
O2 covalent bonding ↑ ↓ ↑ ↓ ↓ ↑ ↑ ↓ ↓ ↓ ↓ ↑ ↓ ↑ ↓ ↑ ↑ 2p 2p ↑ ↓ ↑ ↓ 2s 2s O2 molecule ↑ ↓ ↑ ↓ 1s 1s O atom O atom Lewis: Couper: O = O (double bond, stronger than H2with single bond)
↓ ↓ 1s :H H2O molecule H2Ocovalent bonding ↑ ↑ ↓ ↑ ↑ ↑ ↑ 2p ↑ ↓ 2s ↓ ↓ 1s :H ↑ ↓ 1s 1 O atom 2 H atoms Lewis: Couper:
1s ↑↓ ↑↓ 2s ↑ ↑ ↑ ↑ ↑ ↓ ↑ ↓ 2p 2 O atoms CO2 covalent bonding ↑ ↑ ↓ ↑ ↓ ↑ ↓ ↓ ↓ ↓ ↑ 2p 2p 1 C atom ↑ ↓ ↑ ↑ ↓ 2s 2s ↓ Excited electron ↑ ↓ ↑ ↓ 1s 1s CO2 molecule Lewis: Couper: O = C=O (2 double bonds – linear molecule)
