Atomic Structure

Subatomic particles with a negative charge

• Electrons

• Neutrons

• Protons

• Quarks

Tags

HS-PS1-A-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

HS-PS1-A-1

Match the Following

• The smallest unit of an element that keeps the element’s chemical properties.

• Neutron

• The dense center of an atom containing protons and neutrons.

• Element

• A substance that cannot be broken down into simpler substances by physical or chemical means.

• Proton

• Positively charged particles found in the nucleus of an atom.

• Nucleus

• Particles with a neutral charge found in the nucleus of an atom.

• Atom

Tags

HS-PS1-A-1

Value representing the number of protons in an element

• Atomic Mass
• Mass Number
• Valence Electrons
• Atomic Number

Tags

HS-PS1-A-1

Measure mainly of the nuclear particles: protons + neutrons

• Subatomic Particles

• Atomic Number

• Mass Number

• Gluons

Tags

HS-PS1-A-1

The smallest particle of an element that shows all the properties of that element.

• Subatomic Particles
• Atom
• Quarks
• Gluons

Tags

HS-PS1-A-1

Which TWO particles can be changed within an element without changing what the element is?

• Neutrons

• Electrons

• Protons

Tags

HS-PS1-A-1

Which part of the diagram represents the proton?

• a

• b

• c

• d

Tags

HS-PS1-A-1

Mg²⁺ and Cl^- create...

• Mg₂Cl
• MgCl₂
• Mg₂Cl₂
• MgCl

Tags

HS-PS1-B-3

Ca²⁺ and N^3- create...

• Ca₂N₃
• Ca₃N₂
• CaN₃
• Ca₂N
  

Tags

HS-PS1-B-3