Ktorý prvok má značku Cu?

Názvy a značky chemických prvkov

Quiz
•
Chemistry
•
8th Grade
•
Hard
Paulína J
Used 1+ times
FREE Resource
27 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
zinc
hliník
meď
olovo
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Aký je chemický symbol pre zlato?
Au
Pb
Fe
Ag
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ktorý prvok má atómové číslo 6?
vodík
dusík
uhlík
kyslík
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Aké prvky tvoria zlúčeninu H2O?
Vodík a zlato
Kyslík a síra
Vodík a kyslík
Uhlík a dusík
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Koľko atómov je v molekule CO2?
3
5
4
2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ktorý prvok má značku Na?
draslík
vápnik
sodík
horčík
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Aký je chemický symbol pre železo?
Ir
Fe2
Fe
Fz
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