Který halogen je ve formě pevné fialové krystalické látky?
Chemie_nekovy

Quiz
•
Chemistry
•
9th Grade
•
Medium
Adela Turcova
Used 2+ times
FREE Resource
19 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
chlor
brom
jod
fluor
2.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Mezi halogeny se neřadí:
astat
síra
brom
vodík
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Fluorit (neboli kazivec) je:
NaF
CaF2
BeF2
NaCl
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Minerál se vzorcem NaCl se lidově (triviálně) nazývá:
sádrovec
hnědel
halit
argentit
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Který halogen potřebujeme pro správnou činnost štítné žlázy:
chlor
brom
fluor
jod
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jakou barvu bude mít kapalná brom?
žlutá
zelená
červená
modrá
7.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Vyber správné využití fluoru:
výroba teflonových pánviček
součást bělících prostředků
výroba zubních past
výroba léků proti kašli
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