
Atom
Authored by Danijela Gligorić
Chemistry
7th Grade
Used 1+ times

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11 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Reč atom znači.....
Nevidljiv
Nedeljiv
Prvi
Ćilibar
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Ako je element u drugoj grupi i trećoj periodi, njegov redni broj je:
22
13
12
2
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Ako element ima 12 elektrona i 12 neutrona, njegov redni broj je:
12
24
36
6
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Ako element ima 4 neutrona i 3 elektrona, njegov maseni broj je:
4
7
3
8
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Izotopi su atomi istog elementa koji imaju:
Isti broj protona, a različit broj elektrona
Različit broj i neutrona i protona
Imaju različi broj protona i različit broj elektrona
Imaju različit broj neutrona
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Ako element ima redni broj 11, a maseni broj 23, broj subatomskih čestica je:
11 protona, 11 elektrona, 12 neutrona
12 protona, 12 elektrona, 11 neutrona
12 protona, 12 elektrona, 24 neutrona
11 protona, 12 elektrona, 12 neutrona
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Ako element ima redni broj 15 njegov položaj u Periodnom sistemu je:
5 grupa, 3 perioda
3 grupa, 5 perioda
15 grupa, 3 perioda
13 grupa, 5 perioda
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