Question

3,7dietil-4-metildecano

Answer 1

                                 CH3
 ₁         ₂         ₃         ₄Ι         ₅         ₆         ₇         ₈        ₉         ₁₀
CH3 - CH2 -  CH  -  CH  - CH2 - CH2 - CH  - CH2 - CH2 - CH3
                      Ι                                        Ι
                      CH2-CH3                          CH2-CH3