
Klasy 2 (Powtórzenie wiadomości)

Quiz
•
Chemistry
•
9th Grade
•
Hard

Martyna Dworniak
Used 3+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Ni2O3 to:
tlenek niklu (II)
tlenek niklu (III)
tlenek niklu
Tlenek manganu (III)
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Wzór sumaryczny kwasu siarkowodorowego to:
H2SO4
H2S
H2SO3
HS
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Na zdjęciu przedstawiono:
wzór strukturalny kwasu azotowego (III)
wzór sumaryczny kwasu azotowego (V)
wzór strukturalny kwasu azotowego (V)
wzór sumaryczny kwasu azotowego (III)
4.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Magnez to pierwiastek należący do ..... grupy.
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Produktem spalania całkowitego węglowodorów jest:
tlenek węgla (IV)
tlenek węgla (II)
węgiel
tlen
6.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Liczba neutronów w jądrze atomu wapnia wynosi:
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Roztwór o pH = 10 ma odczyn:
kwasowy
zasadowy
obojętny
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