Koji je kemijski simbol za vodik?

Kviz o vodiku

Quiz
•
Science
•
9th Grade
•
Hard
Viki ivičević
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O
N
C
H
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Koji je najzastupljeniji kemijski element u svemiru?
Vodik
Kisik
Ugljik
Helij
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kako se vodik razlikuje od alkalijskih metala?
Ima veću energiju ionizacije
Ima više valentnih elektrona
Ima manju energiju ionizacije
Ima istu elektronegativnost
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Što vodik nedostaje da bi imao stabilnu elektronsku konfiguraciju?
Dva elektrona
Nema elektrona
Jedan elektron
Tri elektrona
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kako se vodik klasificira u odnosu na halogene elemente?
Ima veću elektronegativnost
Ima manju elektronegativnost
Ima istu elektronsku konfiguraciju
Ima više valentnih elektrona
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Gdje se vodik najčešće koristi?
U izradi papira
U gorivnim ćelijama
U proizvodnji čelika
U proizvodnji stakla
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Koja je jedna od metoda za dobivanje vodika?
Spaljivanje metana
Kombinacija kisika i ugljika
Reakcija s natrijem
Elektroliza vode
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