Test 1 - formule chimice
7th - 8th Grade
•10 Qs
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Test 1 - formule chimice
Quiz
•
Chemistry
•
7th - 8th Grade
•
Practice Problem
•
Hard
Ianculescu Florina
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Selectați baza dintre exemplele următoare
NaHS
KOH
NaCl
CaO
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Selectați acidul din exemplele următoare:
NaHS
HCl
3.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Selectați sărurile din exemplete următoare:
HNO3
BaCO3
CO2
CaCl2
4.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Selectați oxizii nemetalici:
CaO
CO
NO2
CuO
5.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Selectați oxizii metalici:
Na2O
SO2
FeO
N2O
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Formula corespunzătoare denumirii sulfură de sodiu este:
Na2SO3
Na2SO4
NaS
SO3
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Acidul sulfuric este:
H2S
H2SO4
H2SO3
HSO4
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