Atomo e Molecole
Quiz
•
Science
•
2nd Grade
•
Practice Problem
•
Hard
Used 64+ times
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35 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Che cos'è un atomo?
Un corpicciolo
Una molecola
Una particella
Un pentagono
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Da cosa e composto un atomo?
1000 protoni
neutroni ed elettroni
protoni,neutroni ed elettroni
1000 elettroni
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Il nucleo è formato da...
protoni ed elettroni
protoni
elettroni
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual è la differenza tra protoni e neutroni?
la quantità di materia
la massa
la carica elettrica
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
i protomi e i neutroni formano...
il nucleo dell'atomo
il nucleo della cellula
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
per indicare le molecole quali sono i segni da usare?
letterali
convenzionali
aziendali
biotomici
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Con quale simbolo si rappresenta la anidride carbonica?
H2O
NaCI
H2SO4
CO2
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