
Estructura de la materia

Quiz
•
Physics, Chemistry
•
2nd - 8th Grade
•
Medium
MIGUEL MATEO
Used 15+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A la taula periòdica podem trobar
Elements
Compostos
Mescles
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Els cations són àtoms amb càrrega...
Negativa
Neutre
Positiva
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Un àtom de coure neutre te nº atòmic = 29 i nº neutrons = 35 Llavors...
tindrà 35 electrons
tindrà 35 protons
Tindrà nºmàssic = 64
4.
FILL IN THE BLANK QUESTION
1 min • 1 pt
La massa dels electrons és molt més ______ que la dels protons i els neutrons.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
En l'experiment amb rajos catòdics realitzat per Thomson es van descobrir els:
Protons
Electrons
Neutrons
Quarks
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Un compost pot aparèixer en forma de:
Àtoms lliures
Molècules
Xarxes atòmiques
Un sol element
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Aquesta imatge correspon a:
Atoms lliures
Molècula d'un element
Mescla homogènia
Molècula d'un compost
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