
Structura atomului
Quiz
•
Chemistry
•
7th Grade
•
Medium

Maura Harhătă
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6 questions
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1.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
Din punct de vedere electric, atomul este :
pozitiv
negativ
neutru
2.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Atomul are in structura sa :
nucleu și citoplasmă
inveliș electronic și nucleu
inveliș electronic și stomate
3.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
În nucleu atomic se găsesc :
electroni și protoni
protoni și neutroni
electroni și neutroni
4.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Numărul atomic arată:
numărul electronilor egal cu al protonilor
numărul nucleonilor și al electronilor
numărul neutronilor
5.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Izotopii unui element au :
număr de protoni mai mare decat număr de electroni
număr de neutroni mai mare decât număr de protoni
număr de electroni egal cu număr de neutroni
6.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Masa unui proton este :
egală cu masa unui electron
egală cu masa unui neutron
diferită de masa unui neutron
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