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Chimie > Formulele compusilor oraganici > Flashcards

Formulele compusilor oraganici Flashcards

1
Q

FORMULA PROCENTUALA

A

FORMULA PROCENTUALA indica procentl din fiecare element organogen
ex: 40% C, 6,66% H, 53,33% O

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2
Q

FORMULA BRUTA

A

FORMULA BRUTA indica raportul dintre atomi

ex: C:H:O = 1:2:2 - (CH2O)n

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3
Q

FORMULA MOLECULARA

A

FORMULA MOLECULARA indica natura si nr real al atomilor din s.o. (este un multiplu al f.b.)
ex: n=2 - C2H4O2

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4
Q

FORMULA STRUCTURALA

A

FORMULA STRUCTURALA indica succesiunea atomilor si tipul de legaturi si unghiuri de valente

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5
Q

FORMULA PLANA RESTRANSA

A

FORMULA PLANA RESTRANSA repr. proectia formulei structurale in plan, in care legaturile cu atomul de H nu se mai reprezinta. Este formula folosita in scrierea compusilor organici
ex: CH3 - COOH

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Chimie (7 decks)

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