Quiz sur les Solutions Acides et Basiques
Quiz
•
Chemistry
•
6th Grade
•
Hard
mouaad physique
Used 3+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quelle est la définition d'une solution aqueuse ?
Mélange homogène de deux liquides
Mélange hétérogène d'une substance solide et d'eau
Mélange homogène obtenu en dissolvant une substance dans l'eau
Mélange homogène de deux gaz
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dans une solution aqueuse, quel rôle joue l'eau ?
Soluté
Solvant
Acide
Base
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quel est le pH d'une solution neutre ?
0
7
14
3
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si une solution a un pH de 3, comment est-elle classée ?
Acide
Neutre
Basique
Aucun des deux
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quel instrument donne une mesure précise du pH ?
Papier indicateur de pH
Thermomètre
pH-mètre
Balance
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Que se passe-t-il lorsque l'on dilue une solution acide ?
Son pH diminue
Son pH augmente mais reste inférieur à 7
Elle devient plus basique
Elle devient neutre
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quelle est la valeur de pH de l'eau pure ?
0
3
7
12
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