
Zástupci solí
Authored by Zuzana Coufalová
Chemistry
8th Grade
Used 4+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Vápenec či kalcit je ...
oxid vápenatý
uhličitan vápenatý
chlorid vápenatý
hydroxid vápenatý
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
V slzách, potu, krvi či moči se vyskytuje ...
chlorid sodný
jodid vápenatý
fosforečnan sodný
dusičnan draselný
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Do bělících a desinfekčních prostředků se používá ...
dusičnan draselný
chlorečnan draselný
uhličitan vápenatý
chlornan sodný
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Které organismy způsobují ve vodě "vodní květ" ?
bakterie
viry
sinice a řasy
bezobratlí živočichové
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Obsah solí rozpuštěných v 1 l mořské vody udává ...
salinita
natalita
integrita
neutralita
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Do hnojiv se používají především ...
chloridy
chlornany
sírany
dusičnany
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Chlorečnan draselný se používá ...
do zábavné pyrotechniky
ve stavebnictví
na desinfekci bazénů
do průmyslových hnojiv
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