Subatomic Particles

Electrons are are

• Negative

• Positive

• No charge

• Atomic Number

Tags

NGSS.MS-PS2-3

In the nucleus you can find the

• Protons, neutrons and electrons

• Protons and neutrons

• Protons and electrons

• Neutrons

Tags

NGSS.MS-PS1-1

An element has an atomic number of 9 and a mass of 19 amu. What is the number of protons this element has?

• 9

• 19

• 10

• 28

Tags

NGSS.MS-PS1-1

An element has an atomic number of 9 and a mass of 19 amu. What is the number of neutrons this element has?

• 9

• 19

• 10

• 28

Tags

NGSS.MS-PS1-1

What is represented by the letter S?

• Nucleus

• Electron

• Proton

• Neutrons

Tags

NGSS.MS-PS1-1

What is represented by the letter Q?

• Nucleus

• Electron

• Proton

• Neutrons

Tags

NGSS.MS-PS1-1

What is represented by the letter R?

• Nucleus

• Electron

• Proton

• Neutrons

Tags

NGSS.MS-PS1-1

The atomic number is the same as the number of

• Protons

• Neutrons

• Mass

• Atom

An element has 3 electrons and a mass of 7. How many protons does this element have?

• 3

• 7

• 4

• 10

How many electrons does Lithium have if it has an atomic number of 3 and mass of 7?

• 3

• 7

• 4

Tags

NGSS.MS-PS1-1