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c3h6br2 C2H5Br+
c3h6br2 HBr.
c3h6br2
c3h6br2 C+2H2--CH4
c3h6br2 CH4+CL2--CH3CL+HCL
c3h6br2 2CH3CL+2Na--C2H6+2NaCL
c3h6br2 C2H6+Br2--C2H5Br+HBr.....
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