
Kyselé a zásadité
Authored by Martin Uchnár
Chemistry
8th Grade
Used 2+ times

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12 questions
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1.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Výchozí látky při neutralizaci jsou:
voda
kyselina
hydroxid
sůl
2.
FILL IN THE BLANK QUESTION
45 sec • 1 pt
Při reakci kovu s kyselinou se uvolňuje hořlavý plyn, který se nazývá:
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pokud bylo indikátorovým papírkem naměřeno pH = 4, je zkoumaný roztok:
zásaditý
kyselý
neutrální
4.
FILL IN THE BLANK QUESTION
45 sec • 1 pt
Pokud oxid reaguje s vodou za vzniku hydroxidu, označujeme tento oxid jako:
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Která z následujících kyselin se samovolně rozkládá:
Kyselina sírová
Kyselina uhličitá
Kyselina chlorovodíková
Kyselina sirovodíková
6.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Reakcí oxidu dusičitého s vodou získáme kyselinu:
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Součástí prostředků na čištění odpodních potrubí je:
hydroxid vápenatý
hydroxid sodný
amoniak
sulfan
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