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7 klass himiya

Total questions: 4

Worksheet time: 2mins

Name
Class
Date
1.

kimyoviy elementlar nechta guruhga bolinadi

a)

4

b)

3

c)

2

d)

5

2.

bu qaysi olim

a)

prust

b)

Lavuazye

c)

Lomonosov

d)

Mendeleyev

3.

Metallarni korsating.

a)

Al

b)

C

c)

Fe

d)

O

4.

eng qimmat metall

a)

Au

b)

Ag

c)

Pt

d)

Cu