Tlenki, wodorotlenki i kwasy :)
Quiz
•
Chemistry
•
9th Grade
•
Medium

Iwona Czarnik
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28 questions
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1.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Tlenki to związki ...
metali z niemetalami
metali z tlenem
niemetali z tlenem
metali i niemetali z tlenem
2.
MULTIPLE CHOICE QUESTION
20 sec • 2 pts
Tlenek o wzorze CaO powstaje w reakcji...
Ca + O2
CaO + O2
CaO + C
Ca + H2
3.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Tlenki o wzorach SO3, CO2, SiO2 należą do ....
tlenków kwasowych
tlenków zasadowych
tlenków obojętnych
tlenków amfoterycznych
4.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
Tlenki zasadowe reagują z...
zasadami
kwasami
kwasami i zasadami
tylko z wodą
5.
MULTIPLE CHOICE QUESTION
20 sec • 2 pts
Dokończ reakcję, gdzie żelazo jest III wartosciowe Fe + O2 --> (a)
Fe2O3
FeO
Fe3O4
Fe(OH)3
6.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
W przyrodzie występuje najczęściej w postaci kwarcu, nie reaguje z wodą ani kwasami (z wyj. HF) i jest głównym składnikiem szkła...
MgO
Na2O
KOH
SiO2
7.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
W przemyśle spożywczym wykorzystywany jest do produkcji napojów gazowanych , słaby i nietrwały...
HNO3
H2CO3
H3PO4
HCl
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