Clase de substante
8th Grade
•10 Qs
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Clase de substante
Quiz
•
Chemistry
•
8th Grade
•
Hard
Bulgaru Tattiana
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Câte clase de substanțe anorganice compuse se cunosc?
1
2
3
4
2.
FILL IN THE BLANK QUESTION
1 min • 1 pt
H2O face parte din clasa ...
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Substanța H2SO4 se numește
acid sulfidric
acid sulfuric
acid sulfuros
acid silicic
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
În alimentație se utilizează substanța...
HCl
H2S
NaCl
CuSO4
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Care din aceste substanțe este o sare
HCl
H2CO3
KCO3
KOH
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Substanța Ca(OH)2 face parte din clasa
oxizi
acizi
baze
săruri
7.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Scrie denumirea substanței NaNO3
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