keemia 2
Authored by Silvia Pihu
Chemistry
Professional Development
Used 15+ times
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14 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kuidas metallid käituvad reaktsioonis?
redutseerijana
oksüdeerijana
2.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Metallid reageerimisel mittemetallidega ise
redutseeruvad
oksüdeeruvad
liidavad elektrone
loovutavad elektrone
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Milline neist metallidest ei reageeri tavatingimustel mittemetallidega?
alumiinium
raud
kuld
magneesium
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4Fe + 3O2 -> 2Fe2O3 Mis on selles reaktsioois oksüdeerija?
raud
hapnik
5.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Millised omadused kehtivad pigem metallide kohta?
plastsus ja vormitavus
gaasiline olek
suur tihedus
hallikas värvus
allotroopia
6.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Millised omadused kehtivad pigem mittemetallide kohta?
plastsus ja vormitavus
gaasiline olek
suur tihedus
hallikas värvus
allotroopia
7.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Kuidas mittemetallid käituvad reaktsioonides?
oksüdeerijana
redutseerijana
loovutavad elektrone
liidavad elektrone
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