NH3 è la formula
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Quiz
•
Chemistry
•
9th - 10th Grade
•
Hard
Valentina Valenta
Used 10+ times
FREE Resource
6 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
dell'ammoniaca
del metano
dell'etanolo
del cloruro di sodio
2.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Qual è la formula del cloruro di sodio?
3.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Quale sostanza è presente nell'aria con una concentrazione del 78%?
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cosa è rappresentato nell'immagine?
l'anidride carbonica
il gas metano
una goccia d'acqua
il sale da cucina
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Il metano è costituito da particelle tutte uguali. Sono
atomi
molecole
ioni
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Il cloruro di sodio è costituito da
atomi
molecole
ioni
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