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Nilanjan Bhowmick AIR 3, CSIR NET (Earth Science)
Dinesh khalmaniya 1
option C explanation- 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 metal
why 2 is added in last in valence electron count
1 M-M bond have 2e