
Molekule i ioni,8.r, 14.10.2022.
Authored by Dinka Kaluđer
Chemistry
12th Grade
Used 5+ times

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23 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Ispravno napisana molekula kisika je?
2O
2.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Slika prikazuje ?
dvije molekule sumpora
formulsku jedinku natrijeva klorida
molekulu sumpora
3.
FILL IN THE BLANKS QUESTION
1 min • 5 pts
Negativno nabijeni ioni zovu se (a)
4.
FILL IN THE BLANKS QUESTION
1 min • 5 pts
Magnezij uvijek otpušta (a) elektrona.
5.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Koliko iznosi omjer kationa i aniona u ionskom kristalu na slici?
1:1
1:2
2:1
2:2
6.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
U kojem su agregacijskom stanju tvari ionske građe pri sobnoj temperaturi?
tekućine
plinovi
krutine
u svim agregacijskim stanjima
7.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Koja je kemijska oznaka za oksidni ion ?
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