Question

1) 3-метил-1,2-дихлоропентан 2) 2,2,3,4-тетраметилгексан 3)3-етил-2,4,5-триметилгекс-3-ен 4)3,4-дибромогепт-2-ен 5) 3-етил-4-метилпент-1-ин

Answer 1

Ответ во вложении.

Удачи;)

Answer 2

It appears that you have provided a list of chemical names. These names represent organic compounds with specific molecular structures. Here are the systematic IUPAC names for each compound:

1. 3-метил-1,2-дихлоропентан -> 3-methyl-1,2-dichloropentane
2. 2,2,3,4-тетраметилгексан -> 2,2,3,4-tetramethylhexane
3. 3-етил-2,4,5-триметилгекс-3-ен -> 3-ethyl-2,4,5-trimethylhex-3-ene
4. 3,4-дибромогепт-2-ен -> 3,4-dibromohex-2-ene
5. 3-етил-4-метилпент-1-ин -> 3-ethyl-4-methylpent-1-yne

These systematic names provide a standardized way to represent chemical compounds and convey their molecular structures.