Manganiany (VII).

Quiz
•
Chemistry
•
9th Grade - University
•
Medium
Aleksandra Cesarz
Used 6+ times
FREE Resource
7 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
W środowisku obojętnym aniony MnO4- redukują się do:
Mn(0)
Mn2+
MnO2
MnO42-
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
W środowisku o pH<7 aniony MnO4- redukują się do:
Mn(0)
Mn2+
MnO2
MnO42-
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
W środowisku zasadowym aniony MnO4- redukują się do:
Mn(0)
Mn2+
MnO2
MnO42-
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Aniony MnO4- są zabarwione na:
fioletowo
zielono
niebiesko
żółto
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
W wyniku redukcji anionów MnO4- w środowisku kwaśnym roztwór przyjmuje zabarwienie:
fioletowe
zielone
brunatne
cieliste (bladoróżowe)
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Aniony MnO42- są zabarwione na:
niebiesko
bladoróżowo
zielono
fioletowo
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Aniony MnO4- w reakcjach redoks pełnią rolę:
reduktora
utleniacza
utleniacza i reduktora
nie biorą udziału w tych reakcjach
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