Question

.Draw the structural formula of butane (C4H10). What class of organic molecule is butane?. Describe an isomer. Draw an isomer of butane..

Answer 1

   H  H H  H
    !   !   !   !
H-C-C-C-C-H :Butane
    !   !   !   !  
   H  H H H

butane is an alkane

an organic isomer is a chemical with the same molecular formula as another but different molecular structure

            H
     H H-C-H  H
      !      !       !
H - C  -  C  -  C - H : 2-methyl propane 
      !       !       !
     H      H     H

Hope that helps