Structura Atomului. Nucleul.

Quiz
•
Chemistry
•
7th Grade
•
Easy
DL Popescu
Used 4+ times
FREE Resource
16 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Atomul este neutru din punct de vedere electric.
adevărat
fals
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Atomii care au același număr de neutroni și număr diferit de protoni se numesc izotopi.
adevărat
fals
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Electronul este o particulă subatomică care se găsește în nucleul atomului.
adevărat
fals
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Protonii și neutronii se numesc nucleoni.
adevărat
fals
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Atomul este format din nucleu și înveliș de electroni.
adevărat
fals
6.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Completează spațiile libere cu termenii corespunzători, astfel încât afirmațiile să fie adevărate:
Un atom care are 8 electroni în învelișul de electroni va avea ........ protoni în nucleu.
7.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Completează spațiile libere cu termenii corespunzători, astfel încât afirmațiile să fie adevărate:
5 atomi de fosfor se notează prescurtat...... .
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