Les IONS
Quiz
•
Physics, Chemistry, Science
•
3rd Grade
•
Medium
MATH SCIENCE
Used 13+ times
FREE Resource
30 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
L'ajout d'un réactif test dans une solution provoque :
un précipité
rien de visible
2.
MULTIPLE SELECT QUESTION
1 min • 1 pt
On recherche la présence de l'ion fer II dans un liquide incolore. Pour cela, on ajoute quelques gouttes de soude. L'ion fer II est présent si :
La solution reste incolore
Un précipité se forme
Un solide vert se forme et tombe au fond du tube
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
La couleur du test des ions calcium avec l’oxalate d'ammonium est
blanche
bleue
vert
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
La couleur du test des ions ferreux (fer II) avec l'hydroxyde de sodium est :
verte
orange
blanche
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Le réactif pour tester les ions zinc est:
hydroxyde de sodium
nitrate d'argent
chlorure de baryum
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
L'hydroxyde de sodium a pour nom courant
soude
acide chlorhydrique
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Le réactif pour tester l'ion chlorure est :
nitrate d'argent
hydroxyde de sodium
chlorure de baryum
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