
Soolad
Authored by Maarja Kruus
Chemistry
8th - 9th Grade
13 Questions
Used 98+ times

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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mis on soolad?
Ained, mis koosnevad vesinikioonidest.
Ained, mis koosnevad aluse katiooni(de)st ja happe aniooni(de)st.
Ained, mis sisaldavad alati hapnikku.
Ained, mis koosnevad hüdroksiidioonidest.
2.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Millised nendest väidetest kehtivad soolade kohta? (2 õiget)
Soola värvus sõltub selle koostisesse kuuluvatest katioonidest.
Sool on molekulidest koosnev aine.
Sool on tahke kristalne ioonidest koosnev aine.
Kõik soolad lahustuvad vees.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mis on K2CO3 nimetus?
Kaalium(III)karbonaat
Kaaliumkarbonaat
Kaaliumbromiid
Kaltsiumkarbonaat
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mis on BaSO4 nimetus?
Baariumsulfaat
Baariumsulfit
Baariumsulfiid
Baarium(III)sulfaat
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mis on FeCl2 nimetus?
Raudkloriid
Raud(III)kloriid
Raud(II)kloriid
Raud(I)kloriid
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mis on naatriumfosfaadi valem?
Na3PO4
NaPO4
NaNO2
Na2SO3
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mis on kaltsiumkarbonaadi valem?
CaO
H2CO3
CaCO3
CaSO4
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