
Prvky 1.část
Authored by Michala Jandíková
Chemistry
8th Grade
Used 10+ times

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11 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mezi plyny nepatří
fluor
kyslík
brom
dusík
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nejlehčí plyn je
vodík
kyslík
dusík
neon
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Který plyn umožňuje hoření?
dusík
vodík
kyslík
helium
4.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Který plyn se používá pro svařování?
dusík
vodík
kyslík
chlor
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Který prvek byste vybrali pro desinfekci vody?
fluor
chlor
brom
jod
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jako náplň do pytlíku brambůrků se používá:
kyslík
dusík
chlor
jod
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Do pasty na zuby se přidává:
fluor
chlor
brom
jod
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