
Hapnik ja vesinik. Oksiidid.
Authored by Mariana Naaber
Chemistry
8th Grade
Used 7+ times

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36 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Millist gaasilist ainet saab koguda pildil näidatud viisidel?
vesinikku
hapnikku
süsihappegaasi
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Millist gaasilist ainet saab koguda pildil näidatud viisil?
vesinikku
hapnikku
vääveldioksiidi
süsihappegaasi
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Millised on hapniku füüsikalised omadused?
läbipaistev, värvitu, lõhnatu, õhust veidi raskem gaas
läbipaistmatu, värvitu, iseäraliku lõhnaga, õhust veidi raskem gaas
läbipaistev, värvitu, lõhnatu, õhust veidi kergem gaas
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Mis on Fe oksüdatsiooniaste lihtaines?
III
-II
0
II
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Mis on liitiumi oksüdatsiooniaste ühendis Li2O?
-I
I
II
-II
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Mis on alumiiniumi oksüdatsiooniaste ühendis Al2O3?
III
-III
II
-II
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Mis on vase oksüdatsiooniaste ühendis Cu2O?
-II
I
II
IV
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