Metali i legure
Authored by Danijela Gligorić
Chemistry
7th Grade
Used 8+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Koja od ponudjenih supstanci spada u legure?
Bronza
Bakar
Cink
Gvozdje
2.
MULTIPLE SELECT QUESTION
20 sec • 1 pt
Pronadji legure.
Mesing
Celik
Gvozdje
Amalgam
Ziva
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Kalcijum-oksid ima formulu:
CaO2
CaO
Ca2O
Ca2O2
4.
MULTIPLE SELECT QUESTION
20 sec • 1 pt
Oznaci hemijske simbole metala.
Hg
H
N
Na
Cu
5.
FILL IN THE BLANKS QUESTION
20 sec • 1 pt
Gvozdje ulazi u sastav proteina koji ucestvuje u transportu kiseonika. Taj protein se naziva:
(a)
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Rdja je:
hidratisani gvozdje(III)-oksid
Hidratisani gvozdje(II)-oksid
Gvozdje(III)-hidroksid
Gvozdje(II)-hidroksid
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Celik je legura
Gvozdja i bakra
Gvozdja i cinka
Gvozdja i ugljenika
Gvozdja i olova
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