Atomic Structure and Periodic Tables

Which are of the following are subatomic particles. Select three:

• Protons

• Neutrons

• Electrons

• Nucleus

The atomic number will tell me... (select three)

• Number of Protons

• Number of Electrons

• Number of Neutrons

• What element is it

The nucleus of an atom contains which of the following subatomic particles: (Select two)

• protons

• Neutrons

• Electrons

• Shells

Tags

NGSS.MS-PS1-1

Silicon has an atomic number of 14 and an atomic mass of 28. How many neutrons does it have?

• 14

• 28

• 2

• 10

Tags

NGSS.MS-PS1-1

Subatomic particles that are neutral in charge

• Neutrons
• Protons
• Nucleus 
• Electrons

Subatomic particles with a positive charge

• neutrons
• atomic mass
• protons
• isotopes

Subatomic particles with a negative charge

• Electrons

• Neutrons

• Protons

• Quarks

Arrangement of elements organized by atomic number

• Electron Cloud 
• Periodic Table 
• Electron Configuration
• None of these

Tags

NGSS.HS-PS1-1

What is one way Neutrons are different from electrons?

• they both are negative

• neutrons have no charge, while electrons have a negative charge

• Both are in the nucleus( center of atom)

• Electrons are inside nucleus and neutrons are outside the nucleus.

Tags

NGSS.MS-PS1-1

What is the atomic mass of Arsenic?

• 33

• 107

• 75

Tags

NGSS.MS-PS1-1