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Stable Molecules and Molecular Orbital Theory

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1. Explain using molecular orbital theory (MO) why Na2s a stable molecule.

2. Explain using MO why Ca2 (in its ground state) is not a stable molecule.

3. Explain using MO why Ca2 (in its first excited state) is a stable molecule.

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Solution Summary

This solution uses the molecular orbital theory to explain why certain molecules are stable or unstable.

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1. According to molecular orbital theory, two atomic orbitals of almost similar in energy, shape combine to form two sets of molecular orbitals, low energy bonding orbital and high energy anti-bonding orbital. The stability of molecules can be explained using this theory

Consider Na2, the electronic configuration of sodium is 1s2 ...

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