KEMIJSKI ELEMENTI
Quiz
•
Chemistry
•
8th Grade
•
Hard
Ajda M
Used 10+ times
FREE Resource
52 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
V jedru katerega atoma je 11 protonov in 12 nevtronov?
Natrija.
Magnezija.
Kroma.
Vodika.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Na zraku žveplo zgori v žveplov dioksid. S katero snovjo iz zraka je reagiralo žveplo?
Z dušikom.
Z argonom.
S kisikom.
Z ogljikovim dioksiom.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kateri kemijski element dobro prevaja toploto?
Baker.
Ogljik.
Žveplo.
Kisik.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sheme prikazujejo delce v različnih snoveh.
Katera shema ponazarja samo molekule elementov?
A
B
C
D
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Lotty in Urban želita ločiti zmes bakra in železa. Katero metodo ločevanja naj uporabita?
Raztapljanje v vodi.
Ločevanje z magnetom.
Izparevanje.
Sejanje.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Oglej si modele delcev snovi. Kateri model predstavlja molekulo elementa?
A
B
C
D
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
V preglednici so podana vrstna števila elementov in razporeditve elektronov v njihovih atomih.
Imenuj element 1.
Kisik.
Litij.
Natrij.
Aluminij.
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