
Quiz sugli Elettroliti
Quiz
•
Science
•
8th Grade
•
Practice Problem
•
Hard
Barbara Rossi
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17 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cosa sono gli elettroliti?
Composti gassosi
Composti solidi
Composti che conducono corrente in soluzione
Composti che non conducono corrente
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quali particelle sono presenti nelle soluzioni di elettroliti?
Molecole neutre
Elettroni liberi
Atomi singoli
Cationi e anioni
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Da quali composti possono derivare gli elettroliti?
Solo da composti ionici
Solo da composti covalenti
Solo da metalli
Da composti ionici e covalenti
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cosa avviene durante la dissociazione ionica?
Nessuna reazione
Formazione di gas
Liberazione di ioni positivi e negativi
Liberazione di molecole neutre
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual è l'equazione della dissociazione di NaCl?
NaCl + HCl → NaCl2
NaCl + H2O → Na + Cl
NaCl → Na + Cl
NaCl → Na+ + Cl-
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cosa avviene durante l'ionizzazione?
Liberazione di ioni positivi e negativi
Nessuna reazione
Liberazione di elettroni
Formazione di solidi
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual è l'equazione dell'ionizzazione di HCl?
HCl + H2O → H3O+ + Cl-
HCl → H+ + Cl-
HCl + NaOH → NaCl + H2O
HCl → H2 + Cl2
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