Redoxireakciók - oxidációs szám, egyenletrendezés
Quiz
•
Chemistry
•
9th Grade
•
Medium
Kristóf Takács
Used 10+ times
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mit jelent: oxidáció?
elektronleadás
elektronfelvétel
protonleadás
protonfelvétel
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hogyan változik a töltése annak, ami redukálódik?
csökken
nő
nem változik
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Milyen szerepet tölt be egy reakcióban az, ami elektront ad át a másik atomnak?
oxidálószer
sav
bázis
redukálószer
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mennyi a hidrogén oxidációs száma a H2-ben?
-1
0
+1
+2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mennyi az oxigén oxidációs száma a vízmolekulában?
-2
0
+2
+4
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mennyi az alkálifémek oxidációsszáma?
-2
0
+1
+3
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mennyi a nitrogén oxidációs száma az ammóniában (NH3)?
-3
-1
0
+3
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