POVEZOVANJE DELCEV

Quiz
•
Chemistry
•
8th Grade
•
Hard
Marjeta Križaj
Used 4+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kaj so anioni?
To so pozitivno nabiti delci.
To so negativno nabiti delci.
To so delci, ki nastanejo, ko atom odda elektrone.
To so delci, ki imajo enako število protonov in elektronov.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Med delci katerih elementov nastane ionska vez?
med nekovinami
med kovinami
med prehodnimi elementi
med kovinami in nekovinami
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ionska vez v natrijevem kloridu nastane tako, da se povežeta nasprotno nabita atoma natrija in klora.
DRŽI
NE DRŽI
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Katera formula ustreza aluminijevemu sulfidu?
Al2S2
Al3S2
Al2S3
Al3S3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Formula magnezijevega oksida je Mg2O2.
DRŽI
NE DRŽI
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Katera razlaga je pravilna za nastanek kalcijevega bromida?
Atom kalcija odda 2 elektrona dvema atomoma broma.
Atom kalcija sprejme 2 elektrona od dveh atomov broma.
Med atomom kalcija in atomom broma nastane skupni elektronski par.
Med atomom kalcija in atomom broma nastaneta dva skupna elektronska para.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Katera snov je ionska?
P4O10
Li2S
C2H6
HF
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