Have an account?
Skip to Content
10 questions
Show Answers
See Preview
- Multiple ChoicePlease save your changes before editing any questions.
Oxizii sunt substanțe ...
ternare
cuaternare
primare
binare
- Multiple ChoicePlease save your changes before editing any questions.
Oxizii bazici sunt ....
oxizi nemetalici
oxizi acizi
oxizi metalici
baze
- Multiple ChoicePlease save your changes before editing any questions.
Care este formula unui oxid?
HCl
SO2
NaOH
MgS
- Multiple ChoicePlease save your changes before editing any questions.
Oxidul feroferic are formula ....
FeO
Fe2O3
FeOH
Fe3O4
- Multiple ChoicePlease save your changes before editing any questions.
Varul nestins este ....
CaSO4
Ca(OH)2
CaO
CaCO3
- Multiple ChoicePlease save your changes before editing any questions.
Oxidul care este prezent în băuturile carbogazoase este ...
CO
P2O5
CO2
SO3
- Multiple ChoicePlease save your changes before editing any questions.
La prepararea sticlei se folosește ...
monooxid de azot
dioxid de siliciu
dioxid de sulf
heptaoxid de clor
- Multiple ChoicePlease save your changes before editing any questions.
Oxizii acizi sunt ...
CaO, NO2
P2O5, CaO
Cl2O7, SO3
MgO, BaO
- Multiple ChoicePlease save your changes before editing any questions.
Oxidul de cupru (II) are formula...
Cu2O
CuSO4
CuO
Cu(OH)2
- Multiple ChoicePlease save your changes before editing any questions.
În reacția CaO cu apa se obține ....
CaSO4
CaCO3
Ca(OH)2
Ca Cl2