Parvathy Asked a Question
January 26, 2021 9:59 pmpts 30 pts
In the complex [Ni,(n5 - cp),(CO),], the IR stretching frequency appears at 1857 cm (strong and 1897 cm-1 (weak). The valence electron count and the nature of the M-CO bond respectively are (A) 16e, bridging (B) 17er, bridging (C) 18e, terminal (D) 18e, bridging
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  • Parvathy
    sir electron counting where did that last 2 come from?
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    Priyanshu kumar
    for metal-metal bond it is added
  • Priyanshu kumar thankyou
    Stretching frequency of terminal CO varies from 2143 to 1850 cm^-1 and the valence electron count is 2×10+5×2+2×2+2=36. means 18 electrons per is correct
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