Question

1)3,3 деметил 4 этил - гептин 12)4,5 деметил 3-2 этил -гексен-2

Answer 1

1)3,3 деметил 4 этил - гептин 1

2)4,5 деметил 3-2 этил -гексен-2

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Answer 2

It appears that you have provided two chemical compound names in Russian. Let me help you translate and identify them:

1. 3,3-диметил-4-этилгептин (3,3-dimethyl-4-ethylheptane): This is a hydrocarbon compound with seven carbon atoms in the main chain. It contains two methyl groups (CH3) attached to the third carbon atom and one ethyl group (C2H5) attached to the fourth carbon atom.

2. 4,5-диметил-3-этилгексен-2 (4,5-dimethyl-3-ethylhexene-2): This is an unsaturated hydrocarbon compound with six carbon atoms in the main chain. It contains two methyl groups (CH3) attached to the fourth and fifth carbon atoms and one ethyl group (C2H5) attached to the third carbon atom. The "2" in the name indicates that the double bond is present between the second and third carbon atoms.

Please note that chemical names are usually written in Latin-based languages, and the Russian names you provided are a direct translation of the chemical compounds. In the scientific community, chemical names are standardized using the International Union of Pure and Applied Chemistry (IUPAC) nomenclature system.