Electron Dance

The number of ___ is easy to find for each atom/element as they are the same as the atomic number.

What are electrons?

• Subatomic particles that orbit the nucleus of atoms

• Particles that make up the nucleus of atoms

• Particles that have a positive charge

• Particles that have a negative charge

Tags

NGSS.MS-PS2-3

Electrons have a negative charge and almost always equal the number of ______.

What is the significance of electron arrangement outside the nucleus?

• It determines the chemical properties of an element.

• It determines the mass of an atom.

• It determines the number of protons in an atom.

• It determines the temperature of an atom.

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Electrons are a major part of the ___

Tags

NGSS.MS-PS1-1

The electron configuration is important for understanding ___

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What determines the element of an atom?

• The number of protons

• The number of electrons

• The number of neutrons

• The number of valence electrons

What determines many of the chemical and physical properties of an atom?

• The arrangement of protons in an atom

• The arrangement of neutrons in an atom

• The arrangement of electrons in an atom

• The size of an atom

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

How many shells are there in the Summary of Atomic Orbitals?

• 2

• 3

• 4

• 5

What is the role of each shell in holding electrons?

• Each shell can hold an unlimited number of electrons

• Each shell can hold a certain number of electrons and work independently

• Each shell can hold a certain number of electrons and work together with other shells

• Each shell can hold a certain number of electrons and work against other shells