Położenie pierwiastka w układzie okresowym
Authored by Piotr Rzepkowski
Chemistry
3rd - 4th Grade
Used 116+ times
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27 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Zaznacz punkt, w którym umieszczono wyłącznie symbole niemetali
He, P, S, Ca
Ar, O, K, Na
Ar, Br, N, C
H, Mg, O, N
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Ile neutronów posiada atom fluoru?
10
19
7
2
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Ile protonów posiada atom azotu?
2
5
7
14
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Ile powłok elektronowych posiada atom wapnia?
2
4
20
7
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Kation to jon o ładunku
dodatnim
ujemnym
obojętnym
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Anion to jon o ładunku
dodatnim
ujemnym
obojętnym
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Ile wszystkich elektronów posiada atom sodu?
1
3
11
23
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