Free Printable 7-sinf I chorak

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Worksheets

7-sinf I chorak

Total questions: 4

Worksheet time: 2mins

Name

Class

Date

1.

nechta element bor

a)

63

b)

117

c)

118

d)

120

2.

nechta guruh bor

a)

5

b)

8

c)

11

d)

9

3.

kislorod atom massasi massai

a)

16

b)

18

c)

17

d)

19

4.

rasmdagi inson kim

a)

Mendeleyev

b)

arrenius

c)

kavendish

d)

kolbe

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