
Относительная атомная масса
Authored by Бахытгуль Юриева
Chemistry
7th Grade
Used 10+ times

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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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