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Относительная атомная масса

Authored by Бахытгуль Юриева

Chemistry

7th Grade

Used 10+ times

Относительная атомная масса
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Как обозначается символ относительной атомной массы?

Ar

Mr

Sr

Ca

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Ar(Ca)=

33

40

23

11

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Ar(O)=

1

16

11

22

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Ar(Cu)=

65

63

60

61

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Ar(F)=

13

21

19

32

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Ar(Fe)=

55

56

53

24

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Ar(N)=

14

17

18

1

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