Free Printable Građa tvari

Free Printable Worksheets

Worksheets

Građa tvari

Total questions: 5

Worksheet time: 5mins

Name

Class

Date

1.

Koliko željezo u jezgri ima neutrona?

a)

26

b)

36

c)

30

d)

27

2.

U jezgri atoma natrija se nalazi više neotrona od protona.

4 lines

3.

Atom je građen od jezgre i ------------- -------------.

(a)

4.

Od koliko je atoma građena molekula ozona.

a)

2

b)

3

c)

4

d)

8

5.

Čestični prikaz prikazuje:

a)

ugljikov monoksid

b)

ugljikov dioksid

c)

kisik

d)

smjesu čistih tvari

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