Chimica: n. ossidazione

Quiz
•
Science
•
5th - 10th Grade
•
Medium
Federica Siccardi
Used 6+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Assegna il n.o. a tutti gli elementi : Hg3(PO3)2
Hg: +2; P: +3; O: –2
Hg: +1; P: +3; O: –2
Hg: +2; P: -3; O: –2
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Assegna il n.o. a tutti gli elementi : LiH
Li: +1; H: +1
Li: +1; H: –1
Li: -1; H: +1
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Assegna il n.o. a tutti gli elementi : Pb(SO3)2
Pb: +4; S: +4; O: –2
Pb: +4; S: -2; O: –2
Pb: +2; S: +4; O: –2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Assegna il n.o. a tutti gli elementi : Na2O2
Na: -1; O: –1
Na: +1; O: –1
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Assegna il n.o. a tutti gli elementi : H2SO4
H: +1; S: -2; O: –2
H: +1; S: +4; O: –2
H: +1; S: +6; O: –2
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Assegna il numero di ossidazione agli atomi di azoto presenti nelle seguente specie chimica: NO
+2
+3
-3
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Assegna il numero di ossidazione agli atomi di azoto presenti nelle seguente specie chimica: HNO2
+2
+3
-3
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