
tlenki
Authored by Joanna Zalewska
Chemistry
1st Grade
Used 23+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Tlen ma wartościowość:
I
II
III
IV
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Tlenek miedzi (II) ma wzór:
CuO
Cu2O
CuO2
2CuO
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Tlenek żelaza (III) ma wzór:
FeO3
Fe3O
Fe2O3
Fe3O2
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Tlenek siarki (VI) ma wzór:
S2O6
SO6
S2O6
SO3
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Tlenki kwasowe reagują z"
kwasami i wodą
kwasami i zasadami
zasadami i wodą
tlolko z wodą
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
W brakujące miejsce zapisu reakcji chemicznej należy wpisać:
2 Cu + O2 .........................
2CuO
CuO
Cu2O
CuO2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tlenki mogą mieć charakter kwasowy, zasadowy, amfoteryczny bądź obojętny. Wskaż tlenki o charakterze zasadowym.
Li2O, SiO2, CO2
K2O, NO, CO
Na2O, CaO, BaO
SO2, N2O5, MgO
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