Le Sostanze Chimiche

Quiz
•
Chemistry
•
7th Grade
•
Medium

Salvatore Morrone
Used 90+ times
FREE Resource
17 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Una trasformazione fisica produce un cambiamento...
Irreversibile
Istantaneo
Reversibile
Impossibile
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Una reazione chimica produce un cambiamento...
Irreversibile
Reversibile
Impossibile
Istantaneo
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
In quale delle seguenti immagini è avvenuta una trasformazione fisica?
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
In quale delle seguenti immagini è avvenuta una reazione chimica?
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In una reazione chimica come si chiamano le sostanze di partenza?
Prodotti
Masse
Reagenti
Atomi
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Che cos'è una molecola?
Un atomo gigante
La più piccola particella di una sostanza
La più grande particella di una sostanza
Una sostanza velenosa
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quanti elementi chimici esistono in natura?
92
150
88
82
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