Révision acide base sel pH ST4
Quiz
•
Chemistry
•
11th Grade
•
Hard
Berleur Ghislain
Used 83+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Parmi les substances suivantes, laquelle pourrait avoir un pH de 5
CH3OH
HBr
NaCl
NH4OH
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Parmi les choix suivants, lequel possède un produit de la neutralisation acidobasique?
H2O2
CaCl2
HCl
NaOH
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
On désire neutraliser du Ca(OH)2. Quelle substance pourrait être utilisée?
CaF2
C2H5OH
C5H7O4COOH
H2O
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Quel énoncé est vrai?
Une solution de pH=2 et 2 fois plus acide qu'une solution de pH=4
Une solution de pH=2 et 100 fois plus alcaline qu'une solution de pH=4
Une solution de pH=2 et 100 fois plus acide qu'une solution de pH=4
Une solution de pH=2 et 2 fois plus alcaline qu'une solution de pH=4
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Quel choix contient un non-électrolyte?
Une solution H2SO4
Une solution NaOH
Une solution de vinaigre
NaCl(s)
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Vous mettez une goutte de cet indicateur dans une solution fortement acide. Quelle couleur prendra l'indicateur ?
Jaune
Vert
Bleu
Violet
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Quelle substance pourrait rougir le papier tournesol?
NaOH
NaCl
CO2
H2CO3
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