Ktorý vzácny plyn sa používa ako výplň do balónov?
Vzácne plyny a halogény
8th Grade
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Vzácne plyny a halogény
Quiz
•
Chemistry
•
8th Grade
•
Hard
Nikola Varholiková
Used 2+ times
FREE Resource
12 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Ne
He
Ar
At
2.
FILL IN THE BLANK QUESTION
45 sec • 1 pt
Keď sú vzácne plyny nereaktívne, nazývame ich aj ako.....
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
17. skupinu prvkov tvoria....
alkalické kovy
chalkogény
vzácne plyny
halogény
4.
FILL IN THE BLANK QUESTION
45 sec • 1 pt
Na obrázku je halogén:
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Oxidačné číslo halogénov je:
-1
-2
-3
+1
6.
FILL IN THE BLANK QUESTION
45 sec • 1 pt
Prvok, ktorý je súčasťou zubných pást sa nazýva:
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Ktorý prvok je súčasťou Betadine?
Cl
F
I
Br
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