Oxidy
Authored by Petra Horáková
Chemistry
8th Grade
Used 42+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Pálené vápno je:
C O
Ca O
Si O2
S O2
2.
FILL IN THE BLANKS QUESTION
10 sec • 1 pt
Nedokonalým spalováním vzniká jedovatý:
(a)
3.
FILL IN THE BLANKS QUESTION
10 sec • 1 pt
Oxid, který se používá k bělení, dezinfekci sudů, úlů (a)
4.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Vyber využití Si O2 :
5.
FILL IN THE BLANKS QUESTION
10 sec • 1 pt
Suchý led je:
(a)
6.
FILL IN THE BLANKS QUESTION
10 sec • 1 pt
Al2 O3 se v přírodě vyskytuje jako velmi tvrdý nerost:
(a)
7.
MULTIPLE SELECT QUESTION
10 sec • 1 pt
Vyber použití CO2:
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