Oksidi

Oksidi

7th Grade

13 Qs

quiz-placeholder

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Assessment

Quiz

Chemistry

7th Grade

Practice Problem

Medium

Created by

Danijela Gligorić

Used 5+ times

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13 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Oksidi su:

jedinjenja nekog elementa sa vodonikom

jedinjenja nekog elementa sa kiseonikom

jedinjenja nekog elementa sa azotom

jedinjenja nekog elementa sa sumporom

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Za proces sagorevanja neophodan je:

vodonik

azot

kiseonik

sumpor

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Različiti oblici istog elementa nazivaju se:

izotopi

izomeri

alotropske modifikacije

biogeni elementi

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Ozon ima formulu:

O2

O3

H2

H3

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

U molekulu kiseonika prisutna je:

polarna kovalentna veza

nepolarna kovalentna veza

jonska veza

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Formula natrijum-oksida je:

NaO

Na2O

Na2O2

NaO2

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Aluminijum-oksid ima formulu:

AlO

AlO2

Al2O3

AlO3

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