

Flashcard despre Alcani
Flashcard
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Chemistry
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University
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Practice Problem
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Medium
lung daniela
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28 questions
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1.
FLASHCARD QUESTION
Front
Catena alcanilor poate fi liniară sau ramificată.
Back
Alcanii au catena aciclică liniară sau ramificată.
2.
FLASHCARD QUESTION
Front
Alcanii au hibridizare sp3.
Back
Hibridizarea sp3 are geometrie tetraedrică.
3.
FLASHCARD QUESTION
Front
Lungimea legăturii sigma C-C în alcani.
Back
Lungimea legăturii sigma C-C în alcani este de 1,54 Å.
4.
FLASHCARD QUESTION
Front
Unghiul dintre două valențe în catena zig-zag a alcanilor.
Back
Valoarea unghiului este de 109°28’.
5.
FLASHCARD QUESTION
Front
Formula moleculară: C₄H₁₀ Formula de structură plană: CH₃-CH₂-CH₂-CH₃ sau CH₃-CH(CH₃)-CH₃ Denumire: butan
Back
Butanul este un alcan cu patru atomi de carbon, existând sub două forme izomerice: n-butan și izobutan.
6.
FLASHCARD QUESTION
Front
Formula moleculară: C₅H₁₂ Denumire: pentan
Back
Pentanul este un alcan cu cinci atomi de carbon, având formula moleculară C₅H₁₂.
7.
FLASHCARD QUESTION
Front
Formula moleculară: C₈H₁₈ Denumire: octan
Back
Octanul este un alcan cu opt atomi de carbon, având formula moleculară C₈H₁₈. Este cunoscut pentru utilizarea sa în determinarea cifrei octanice a combustibililor.
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