Hapnik ja vesinik. Oksiidid.

Hapnik ja vesinik. Oksiidid.

8th Grade

36 Qs

quiz-placeholder

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Hapnik ja vesinik. Oksiidid.

Hapnik ja vesinik. Oksiidid.

Assessment

Quiz

Chemistry

8th Grade

Practice Problem

Medium

Created by

Mariana Naaber

Used 7+ times

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36 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Millist gaasilist ainet saab koguda pildil näidatud viisidel?

vesinikku

hapnikku

süsihappegaasi

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

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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