Jakým ovocem se dnes cítíte být?

Kyseliny - úvod hodiny

Flashcard
•
Fun
•
12th Grade
•
Medium
Hana Šedivá
Used 4+ times
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7 questions
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1.
FLASHCARD QUESTION
Front
Back
2.
FLASHCARD QUESTION
Front
Je ovoce kyselé, nebo zásadité?
Back
kyselé
3.
FLASHCARD QUESTION
Front
Jaké znáš kyseliny?
Back
octová, citrónová, sírová, uhličitá,
fosforečná, mravenčí, chlorovodíková,
uhličitá, mléčná, hyaluronová...
4.
FLASHCARD QUESTION
Front
Jak z chemického hlediska definuješ pojem kyselina?
Back
Kyselina = látka odštěpující ve vodném roztoku vodíkový kation (proton, H+)
5.
FLASHCARD QUESTION
Front
Jak nazveš látku, která je ve vodném roztoku schopna přijmout proton?
Back
Zásada (báze)
6.
FLASHCARD QUESTION
Front
Můžu kyseliny bezpečně ochutnat?
Back
Ty, které jsou součástí potravin, ano.
Technické chemikálie, nebo chemikálie v laborce NE!
7.
FLASHCARD QUESTION
Front
Jak poznám, že je látka kyselá, zásaditá, neutrální?
Back
Změřím pH.
(A co to je?? → Pracovní list)
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