Atomic Structure & Bohr

Subatomic particles with a negative charge

• Electrons

• Neutrons

• Protons

• Quarks

Subatomic particles with a positive charge

• neutrons
• atomic mass
• protons
• isotopes

Which two subatomic particles make up the nucleus of an atom?

• Protons and Electrons
• Neutrons and Electrons
• Electrons and Protons
• Protons and Neutrons

Tags

NGSS.MS-PS1-1

Where are the Electrons found in the structure of an atom?

• In the nucleus
• In spaces around the nucleus

Tags

NGSS.MS-PS1-1

Subatomic particles that are neutral in charge

• Neutrons
• Protons
• Nucleus 
• Electrons

What does the C represent?

• atomic mass
• atomic number
• element name
• element symbol 

Tags

NGSS.MS-PS1-1

Which of the following determines the identity of an element?

• number of protons

• atomic mass

• number of neutrons

• number of shells

Is this the correct Bohr model for carbon (C) if carbon has 6 protons?

• Yes

• No

Tags

NGSS.MS-PS1-1

An atom has a full first energy level (electron shell) and 5 electrons in its second level (shell). How many electrons does this atom have?

• 2

• 7

• 9

• Need more information

Tags

NGSS.MS-PS1-1

Is this the correct Bohr model for helium (He) if helium has 2 electrons?

• Yes

• No

Tags

NGSS.MS-PS1-1