Ile wynosi liczba nukleonów dla atomu magnezu, który zawiera 12 elektronów, 12 protonów i 13 neutronów ?
Atom

Quiz
•
Chemistry
•
7th Grade
•
Medium
magdalena ignacik
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10 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
12
24
25
37
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Izotop wodoru, który zawiera 1 proton, 1 neutron i 1 elektron to:
prot
tryt
deuter
wodór
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Ile neutronów znajduje się w jądrze atomu krzemu, jeśli liczba masowa A= 29
14
29
28
15
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Co to za atom o konfiguracji elektronowej K2 L8 M 5
krzem
fosfor
chlor
magnez
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Konfigurację elektronową atomu boru przedstawia:
K2 L 8
K2 L 8 M3
K2 L 3
K2 L 8 M5
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Z podanych przykładów izotopy stanowią:
12C i 14C
87Rb i 87Sr
15N i 14C
1H i 3He
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Podaj liczbę neutronów znajdujących się w jądrze atomu Uranu, jeśli liczba masowa A wynosi 235
235
92
134
143
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