Oksidacija je kemijsko spajanje atoma s kisikom.
Korozija,zaštita metala - spajanje lima

Quiz
•
Science
•
7th Grade
•
Medium
Božica Ruk
Used 9+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
da
ne
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Obojeni metali uglavnom su otporni na koroziju jer se na njihovoj površini pojavi patina.
da
ne
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Štetno trošenje metala uslijed kemijskog djelovanja okoliša, a dolazi uslijed oksidacije je :
oksidacija
korozija
galvanizacija
ferizacija
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kemijsko spajanje atoma s kisikom je:
oksidacija
korozija
galvanizacija
ferizacija
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Korozija čelika zovemo:
oksidacija
hrđanje
galvanizacija
ferizacija
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hrđanje ostaje samo na površini i ne prodire duboko u unutrašnjost čelika.
da
ne
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tanka metalna ploča izrađena valjanjem je:
čelik
lim
bronca
olovo
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