Question

which of these hydrcarbon have triple bond :C3H8, C3H6,c3H4

Answer 1

c3h4 is hydrocarbon with triple bond because formula of triple bond of hydrocarbon is CnH2n-2

Answer 2

ans is c3H4.because c3H8 is belongs to alkane group. so it forms single bonds.c3H6 is belongs to alkene group .so it forms double bonds .c3H4 belongs to alkyne group . so it forms triple bond.

:-)hope it helps u.