1. Назовите вещества, формулы которых приведены ниже, по систематической номенклатуре: 1) CH3-CH-CH3 I CH3 CH3 I 4) CH-CH₂-CH3 | CH3 7) CH₂-CH-CH₂ CH3 CH3 CH3 2) CH3-CH₂-CH-CH3 | C₂H5 5) CH3-CH-CH₂-CH-CH3 I CH3 10) CH3 CH3 CH₂ - CH - CH₂ - CH₂ - CH3 CH3 I CH3 8) CH3-CH-CH-CH3 CH3 CH3 CH3 I 3) CH3CH₂-C- CH3 CH3 1 9) CH3-CH I C₂H5 1 CH3 6) CH3-CH-CH3 | C₂H5 11) 12) CH3 - CH₂ - CH₂ - CH - CH₂ - CH3 - CH2 - CH₂ - CH₂ T 1 C₂H5 CH3

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