
Chemistry flashcard
Flashcard
•
Chemistry
•
8th Grade
•
Practice Problem
•
Hard
Anonymous Anonymous
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17 questions
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1.
FLASHCARD QUESTION
Front
Čo je to emulzia?
Back
Zmes dvoch kvapalín, ktoré sa vzájomne nemiešajú, napríklad olej a voda.
2.
FLASHCARD QUESTION
Front
Čo vyjadruje atómové číslo?
Back
Počet častíc v jadre atómu
3.
FLASHCARD QUESTION
Front
Ak je rozdiel elektronegativít dvoch prvkov väčší ako 1,7; takáto väzba sa nazýva...
Back
iónová
4.
FLASHCARD QUESTION
Front
Oxidačnému číslu IV zodpovedá koncovka:
Back
ičitý
5.
FLASHCARD QUESTION
Front
Hasením páleného vápna dostaneme:
Back
hydroxid vápenatý
6.
FLASHCARD QUESTION
Front
Na postrek viniča sa používa: biela skalica, zelená skalica, modrá skalica
Back
modrá skalica
7.
FLASHCARD QUESTION
Front
V žalúdku človeka sa nachádza: kyselina octová, kyselina chlorovodíková, kyselina sírová
Back
kyselina chlorovodíková
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