Àtoms, ions i isòtops_27012022
KG - 12th Grade
•24 Qs
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Àtoms, ions i isòtops_27012022
Quiz
•
Chemistry
•
KG - 12th Grade
•
Practice Problem
•
Hard
Jesus Ariza
Used 5+ times
FREE Resource
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24 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
L'atom de sodi té Z=11 i A=23. Quants neutrons té el sodi?
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
L'atom de sodi té Z=11 i A=23. Quants electrons té el sodi?
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
L'atom de calci té Z=20 i A=40. Quants electrons té el Ca2+?
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
L'atom de carboni té Z=6 i té 6 neutrons al seu nucli. Quina és la massa atòmica del carboni?
6
8
12
10
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El fluor té nombre atòmic 9. Un ió de F- té d'electrons.....
6
8
12
10
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Un àtom X té Z=11 i A=23, mentre que un altre àtom Y té
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Els àtoms tenen capes electròniques ordenades de més petites a més gran. Comença en n=1 i continua en n=2, etc. Si en cada capa hi caben 2n2 electrons, quantes capes té un àtom amb 6 electrons?
2
1
3
4
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