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Reshav posted an Question
August 17, 2020 • 21:14 pm 30 points
  • IIT JAM
  • Chemistry (CY)

Please tell me why we call a1g, t1u and eg collectively as sigma and their respective antibondings as sigma star

Evereen_ Page No. Date: 120 L CLho) CMae En) M (A0) Ao tp bo n 3c 2tiu PPa dxydz2 e

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    Dinesh khalmaniya 1 best-answer

    here a1g, t1g and eg represent bonding orbitals while corresponding antibonding orbitals are represented by singma star. here singma bonding is formed because of overlap of atomic orbitals and/or hybrid orbitals along the bond axis (i.e., along a line connected the two bonded atoms). 

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