
Periodická soustava prvků - Voráčková
Authored by barbora vorackova
Chemistry
9th - 12th Grade
40 Questions
Used 2+ times

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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kolik prvků obsahuje periodická soustava prvků?
120
100
109
118
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Které prvky patří do I.A skupiny - alkalických kovů?
N, P, As, Sb, Bi
Li, Na, K, Rb, Cs, Fr
F, Cl, Br, I, At
B, Al, Ga, In, Tl
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
PSP obsahuje X period a Y skupin.
8, 17
8, 19
7, 18
7, 19
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kdo poprvé sestavil periodickou tabulku prvků?
Amedeo Avogadro
Alexander Fleming
Marie Curie
Dmitrij Ivanovič Mendělejev
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Který prvek má nejnižší atomovou hmotnost v periodické tabulce?
helium
vodík
kyslík
dusík
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Které kationty X prvku jsou zodpovědné za červenou barvu plamene?
K
Rb
Na
Li
7.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
Který kov je nejvíce reaktivní kov v I.A PSP?
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