Front

What is the atomic number?

Back

the number of protons in the nucleus

Front

What is the mass number?

Back

the number of protons and neutrons in the nucleus

Front

What is the atomic number of this atom? Options: 1, 3, 4, 7

Back

3

Tags

NGSS.MS-PS1-1

Front

What is the mass number of this atom?

Options:

1

,

3

,

4

,

7

Back

7

Tags

NGSS.MS-PS1-1

Front

What subatomic particles would you find in the nucleus of an atom? Options: Protons only, Protons and Neutrons, Neutrons and Electrons, Protons and Electrons 

Back

Protons and Neutrons

Front

An atom has 10 protons, 15 neutrons and 10 electrons. What is its mass number?

Back

25

Front

How many electrons does this atom have? Options: 2, 4, 6, 10

Back

6

Tags

NGSS.MS-PS1-1

Front

The atomic number of an element with 9 protons, 9 electrons, and 10 neutrons is: 9, 10, 19, 28

Back

9

Tags

NGSS.MS-PS1-1

Front

What is the atomic mass of Neon?

Back

20.18

Front

How many protons are in this element?

Back

79

Tags

NGSS.MS-PS1-1