TLENKI
Flashcard
•
Chemistry
•
12th Grade
•
Easy
lilka szmaglińska
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14 questions
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1.
FLASHCARD QUESTION
Front
TLENKI ZASADOWE
Back
- są to tlenki I i II grupy ( bez BeO )
+ CrO, MnO, NiO, FeO, Fe2O3
2.
FLASHCARD QUESTION
Front
TLENKI ZASADOWE
( reakcje)
Back
- reagują z kwasami ( H+ )
-NIE reagują z zasadami ( OH- )
- z H2O reagują tylko tlenki zasadotwórcze, czyli tlenki I i II grupy bez BeO
3.
FLASHCARD QUESTION
Front
tl. zasadotwórczy + woda =
Back
ZASADA
np. CaO + H2O = Ca(OH)2
>czasem nazywamy je bezwodnikami zasadowymi
>pisząc równanie rozbijamy na jony zasady:
CaO + H2O = Ca2+ + 2OH-
4.
FLASHCARD QUESTION
Front
NADtlenki i PONADtlenki również reagują z H2O
Back
np. Na2O2 + 2H2O = 2NaOH + H2O2
np. 2KO2 + 2H2O = 2KOH + H2O2 + O2
5.
FLASHCARD QUESTION
Front
TLENKI OBOJĘTNE
Back
- nie reagują z H2O
- nie reagują z kwasami
- nie reagują z zasadami
6.
FLASHCARD QUESTION
Front
TLENKI OBOJĘTNE
( tlenki do zapamiętania)
Back
7.
FLASHCARD QUESTION
Front
TLENKI KWASOWE
Back
- tlenki niemetali, które nie są obojętne
SO2 , SO3 , P4O10 , Cl2O3 itd.
- tlenki wybranych metali:
CrO3 , Mn2O7
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