
pH e acidità
Authored by Lucia Trevisan
Science
8th Grade
Used 7+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se una sostanza è molto acida ...
è anche molto basica
è neutra
non è basica
ha un pH alto
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
le soluzioni acide ...
sono ricche di ioni idrogeno
sono ricche di ioni OH -
sono molto diluite
sono molte concentrate
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
una sostanza con pH 7 è ...
neutra
acida
basica
concentrata
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
una sostanza con pH 9 è ...
neutra
acida
basica
concentrata
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
una sostanza con pH 5 è ...
neutra
acida
basica
concentrata
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Le sostanze acide sono in grado di ricevere elettroni
vero
falso
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quando un atomo di idrogeno perde un elettrone diventa ...
carico positivamente
carico negativamente
neutro
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