
ALKALICKÉ KOVY
Authored by Martina Lubojacká
Science
1st Grade
Used 28+ times

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30 questions
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1.
MULTIPLE SELECT QUESTION
5 mins • 1 pt
Mezi alkalické kovy se řadí:
Li
Natrium
Hydrogenium
Cs
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Alkalické kovy se řadí mezi:
s prvky
p prvky
d prvky
f prvky
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Kolik valenční elektronů mají alkalické kovy?
1
2
3
4
4.
MULTIPLE SELECT QUESTION
5 mins • 1 pt
Chilský ledek je:
KNO3
NaNO3
dusičnan sodný
dusitan draselný
5.
MULTIPLE SELECT QUESTION
5 mins • 1 pt
Rozpouštěním sodíku ve vodě vzniká:
peroxid sodný
hydroxid sodný
vodík
kyslík
6.
MULTIPLE SELECT QUESTION
5 mins • 1 pt
Hydroxidy alkalických kovů např. NaOH, KOH se průmyslově vyrábějí:
destilací
elektrolýzou
kaustifikací
sublimací
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Hydroxidy alkalických kovů se řadí mezi velmi silné:
zásady
kyseliny
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