
Tlenki, wodorki, wodorotlenki - kartkówka gr 2
Quiz
•
Chemistry
•
1st - 2nd Grade
•
Hard
Marek Opach
Used 3+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Który ze wzorów chemicznych przedstawia tlenek żelaza (II):
Fe2O2
Fe2O
FeO
Fe2O3
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Wskaż zestaw, w którym znajdują się wzory chemiczne tlenków metali.
SO3, N2O3, Na2O, CaO
MgO, Fe2O3, Na2O, CaO
MgO, N2O3, Na2O, CO
MgO, N2O3, Na2O, CaO
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Które z równań reakcji chemicznych przedstawia reakcję otrzymywania tlenku fosforu (V):
2 P2O2 + O2 → P4O6
P5O6 + O2 → P5O8
P5O6 + 2 O2 → P5O10
P4O6 + 2 O2 → P4O10
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Który z wzorów sumarycznych jest wzorem tlenku azotu (V):
N5O
N5O2
N2O5
NO5
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Stan skupienia wodorków to:
wodorki metali i niemetali to ciała stałe
wodorki metali to ciała stałe, a niemetali to gazy
wodorki metali i niemetali to ciecze
wodorki metali to ciała stałe, a niemetali to ciecze
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Który ze wzorów sumarycznych jest wzorem wodorku azotu:
NH2
NH3
NH
N2H
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
W której reakcji można otrzymać wodorek sodu:
2 Na + 2 H2 → 2 NaH2
2 Na + H2 → 2 NaH
4 Na + H2 → 2 Na2H
Na + H2 → NaH2
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