1.

WHAT_IS_THE_ORDER_OF_DECREASING_VIBRATIONAL_FREQUENCY_FOR_C_‚ÄÖ√Ñ√∂‚ÀÖ√Ë‚ÀÖ√Ü_CL,_C_‚ÄÖ√Ñ√∂‚ÀÖ√Ë‚ÀÖ√Ü_BR,_C_‚ÄÖ√Ñ√∂‚ÀÖ√Ë‚ÀÖ√Ü_C,_C_‚ÄÖ√Ñ√∂‚ÀÖ√Ë‚ÀÖ√Ü_O_AND_C_‚ÄÖ√Ñ√∂‚ÀÖ√Ë‚ÀÖ√Ü_H??$#

A. C-H, C-C, C-O, C- Cl, C-Br
B. C- Cl, C-Br, C-C, C -H, C-O
C. C-O, C-H, C-Br, C- Cl, C-C
D. C-Br, C- Cl, C-C, C-O, C-H
Answer» B. C- Cl, C-Br, C-C, C -H, C-O


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