Cate elemente chimice erau cunoscute in 1830?
Sistemul periodic al elementelor

Quiz
•
Physics
•
10th Grade
•
Hard

Petru-Doru Balan
Used 47+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
17
34
54
118
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Simbolul sodiului este ..
So
S
Na
N
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
sistemul periodic a fost creat de
Dalton
Mendeleev
Newton
Einstein
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mendeleev a zburat cu un balon pentru
a fotografia o eclipsa de Soare
a fotografia o eclipsa de Luna
a studia miscarea de rotatie a Pamantului
a studia proprietatile chimice ale aerului
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Criteriul dupa care Mendeleev a ordonat elementele chimice in "Tabela lui Mendeleev" a fost
in ordinea crescatoare a numerelor atomice Z
in ordinea descrescatoare a numerelor de masa A
in ordinea crescatoare a numerelor de masa A
in ordine alfabetica
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pentru a ordona elementele chimice, Mendeleev a folosit
calculatorul
site-ul wikipedia
carti de joc
cunostintele pe care le avea de la chimie din clasa a VIII-a
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mendeleev a fost de origine
poloneza
romana
franceza
rusa
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