
Chimica 1D - del 20.02.24
Authored by Nicolas Colombarini
Science
9th Grade
Used 1+ times

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17 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual è la massa atomica dell'idrogeno:
1,008 u
12 u
24 u
10 u
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
La molecola di anidride carbonica (CO2) è formata da:
1 atomo di idrogeno ed 1 di carbonio
2 atomi di idrogeno e 2 di carbonio
1 atomo di carbonio e 2 atomi di idrogeno
2 atomi di carbonio ed 1 di ossigeno
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Il carbonio 12 ed il carbonio 14 sono
la stessa cosa
due ioni
due isotopi
due cationi
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Due isotopi hanno
hanno uguale numero atomico e numero di massa
numero atomico differente
numero di massa diverso
numero di massa uguale
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
In un atomo nel nucleo sono contenuti
gli elettroni
gli elettroni ed i protoni
i protoni ed i neutroni
i neutroni ed i protoni
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
La figura rappresenta un atomo secondo il modello atomico di
Rutherford
Dalton
Thomson
Bohr
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