
Tlenki, wodorki, wodorotlenki - kartkówka gr 1
Quiz
•
Chemistry
•
1st - 2nd Grade
•
Practice Problem
•
Hard
Marek Opach
Used 9+ times
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15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Związek chemiczny o wzorze MgO to:
tlenek wapnia
tlenek manganu (II)
tlenek magnezu
tlenek magnezu (I)
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Wskaż zestaw, w którym znajdują się wzory chemiczne tlenków metali.
CaO, K2O, P4O10
Na2O, BaO, Al2O3, MgO
H2O, N2O5, NO, P4O6
K2O, H2O, MgO
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Które z równań reakcji chemicznych przedstawia reakcję otrzymywania tlenku żelaza (III):
4 Fe + 3 O2 → 2 Fe2O3
3 Fe + O2 → Fe3O2
6 Fe + 3 O2 → 2 Fe3O3
6 Fe + O2 → 2 Fe3O
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Który z wzorów sumarycznych jest wzorem tlenku chromu (III):
Cr3O2
Cr2O3
Cr3O3
CrO3
5.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Jakie właściwości ma wodorek metalu (wybierz poprawne odpowiedzi):
jest substancją stałą
jest substancją gazową
nie jest lotny
jest lotny
posiada wiązania jonowe
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Który ze wzorów sumarycznych jest wzorem wodorku wapnia:
CaH
Ca2H3
Ca2H
CaH2
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
W której reakcji można otrzymać chlorowodór:
H2 + Cl2 → HCl
2 H2 + Cl2 → HCl
H2 + Cl2 → 2 HCl
H2 + 2 Cl2 → HCl
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