
Oxidy a kyselin
Authored by Miroslava Matusova
Chemistry
8th Grade
Used 72+ times

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12 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Jaký vzorec má oxid, který vzdechujeme a rostlinky z něj tvoří cukry a kyslík?
CO
CO2
NO
NO2
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Jak se jmenuje oxid, který má vzorec CO?
oxid vápenatý
oxid uhličitý
oxid uhelnatý
oxid uhelný
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Jaký název má oxid se vzorcem N2O?
oxid sodný
oxid dusnatý
oxid sodnatý
oxid dusný
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jaké oxidační číslo má kyslík v oxidech?
I
II
-I
-II
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jaké oxidační číslo má hliník v sloučenině s názvem oxid hlinitý?
I
II
III
IV
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Která z uvedených kyselin je slabá kyselina?
kyselina uhličitá
kyselina chlorovodíková
kyselina dusičná
kyselina sírová
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Která z uvedených kyselin neobsahuje kyslík?
kyselina sírová
kyselina chlorovodíková
kyselina dusičná
kyselina chlorná
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