Kovy
Authored by Petra Horáková
Chemistry
8th Grade
Used 33+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Mezi kovy nepatří:
Fe
Cu
Al
Si
2.
MULTIPLE SELECT QUESTION
10 sec • 1 pt
Vyber rudu, ze které se získává Al:
magnetit
siderit
bauxid
hematit
3.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Co nepatří mezi použití litiny:
4.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Vyber, která vlastnost nepatří Fe:
magnetický
podléhá korozi
ušlechtilý
těžký
5.
FILL IN THE BLANKS QUESTION
10 sec • 1 pt
Kde se v lidském těle nachází Fe?
(a)
6.
MULTIPLE SELECT QUESTION
10 sec • 1 pt
Vyber, co nepatří k vlastnostem Al:
měkký
drahý
velmi dobře vede proud i teplo
lehký
7.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Dural je slitina:
Fe
Zn
Al
Pb
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