Answer :
B has the highest boiling point
Br2 boiling point= 58.8
C2H5OH Boiling point= 78.37
C2H5SH Boiling point= 35
C2H6 Boiling point= -88.5
Those temperatures are all in Celsius
Br2 boiling point= 58.8
C2H5OH Boiling point= 78.37
C2H5SH Boiling point= 35
C2H6 Boiling point= -88.5
Those temperatures are all in Celsius