need help with some answer + double checking some of what I already have

LEWIS (LINE BOND) STRUCTURE CONDENSED STRUCTURE NAME SKELETAL STRUCTURE 2,4-dimethylhexane .cz --, H CH,CH, Draw the side view trans-1.2-dimethylcyc lopentane CHE CH HCC 11 10 11 11 HH 1 1 1 H Brothyly- proplowane 1 1 H H Cthyn Chne Be Hall of the M 6. Give the molecular formula, the structural formula, the condensed structural formula, and the skeletal formula for 3,3-diethyloctane Molecular formula: CH Structural formula: --- - c-c-c- Condensed structural formula: CHgch-C-CHA-Chath the Chech Skeletal formula: 7. What is the systematic name for the following structure? Name: ame: 2 metry butane 8. What is the systematic name for the following structure? Name: 4. Give the molecular formula, the structural formula, the condensed structural formula, and the skeletal formula for: Octane Molecular formula: COMO Structural formula: t-c-cc-cte ctct ct B Condensed structural formula: Chz CHECHE CHE CHECHE CHE Cotting Skeletal formula: 5. Give the molecular formula, the structural formula, the condensed structural formula, and the skeletal formula for 4-ethyl-2,3-dimethylheptane. Molecular formula Chies Structural formula -- H od @ - 4 Condensed structural formula: Skeletal formula