
Ioonidevahelised reaktsioonid lahustes
Quiz
•
Chemistry
•
10th Grade
•
Practice Problem
•
Hard
marion villemson
Used 3+ times
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Lõpuni mittekulgevat keemilist reaktsiooni kirjeldab võrrand:
CuCl2 + K2CO3 = CuCO3↓ + 2KCl
2HCl + Na2CO3 = 2NaCl + H2O + CO2↑
BaCl2 + 2NaNO3 = 2NaCl + Ba(NO3)2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ioonidevahelised reaktsioonid lahustes kulgevad
ioonide arvu vähenemise suunas
ioonide arvu suurenemise suunas
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Gaaside lahustuvus temperatuuri tõustes
väheneb
suureneb
ei muutu
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ioonvõrrandis kirjutatakse ioonsel kujul
nõrgad alused
nõrgad happed
kõik soolad
vees lahustuvad soolad
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Elektrolüüdid, mis ei moodusta sadet, kergestilenduvat ühendit või nõrka elektrolüüti,
reageerivad omavahel
omavahel üldjuhul ei reageeri
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