The 3 vibrational wavenumber for [BF 4 ] comes at 1070cm 1 , whereas the
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The ν3 vibrational wavenumber for [BF4]− comes at 1070cm−1, whereas the corresponding band for [BCl4]−, [BBr4]− and [BI4]− comes at 722, 620 and 533 cm−1, respectively. Rationalize this trend.
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The observed trend in the 3 vibrational wavenumbers for the tetrahedral anions BF4 BCl4 BBr4 and BI4 ...View the full answer
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