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Atomic mass and atomicity

Authored by Karan Chawda

Science

9th Grade

Used 4+ times

Atomic mass and atomicity
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17 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 10 pts

The Atomic mass of Cl

34.5

35.5

36.5

35.6

2.

MULTIPLE CHOICE QUESTION

30 sec • 10 pts

The atomic mass of K

35

36

38

39

3.

MULTIPLE CHOICE QUESTION

30 sec • 10 pts

The symbol for cobalt

CO

Cb

Co

cO

4.

MULTIPLE CHOICE QUESTION

30 sec • 10 pts

The Atomic mass of B

9

10

11

12

5.

MULTIPLE CHOICE QUESTION

30 sec • 10 pts

The atomic number of Ar

39

40

22

18

6.

MULTIPLE CHOICE QUESTION

30 sec • 10 pts

The relative atomic mass is the average mass of an atom compared to 

the mass of a carbon-12 atom.
1/12 the mass of a carbon-12 atom
the mass of a hydrogen atom
1/12 the mass of a hydrogen atom

7.

MULTIPLE CHOICE QUESTION

45 sec • 10 pts

The relative molecular mass of a compound is equal to the sum of its

Atomic mass
Atomic number
Oxidation number
Valence electrons

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