8.5 A and B atomic structure

Positively Charged Particle
Mass: 1 amu

• Proton
• Neuton
• Electron
• Isotope

Tags

NGSS.MS-PS1-1

Neutral Charged Particle
Mass: 1 Amu

• Proton
• Neutron
• Electron
• Isotope

Negatively charged Particle
Mass:  Almost Nothing

• Protons
• Neutrons
• Electrons
• Isotopes

Tags

NGSS.MS-PS1-1

The region around the nucleus where the electrons may be found.

• Electron Cloud

• Reactivity

• Neutron

• Atom

Tags

NGSS.MS-PS1-1

What charge does the nucleus have and why?

• positive - the neutrons do not have a charge
• positive - the neutrons and protons are positively charged particles
• neutral - the neutral charge dominates the positive charge
• neutral - electrons cancel out the positive charge of the atom

Tags

NGSS.MS-PS1-1

Which statement correctly describes the location and charge of the electrons in an atom?

• The electrons are inside the nucleus and have no charge

• The electrons are outside the nucleus and have no charge.

• The electrons are inside the nucleus and have a negative charge.

• The electrons are outside the nucleus and have a negative charge.

• The electrons are outside the nucleus and have a positive charge.

The mass of the atom is located ---

• in the Nucleus

• in the Electron Cloud

• protons only

• neutrons only

Tags

NGSS.MS-PS1-1

What types of particles are found in the cloud surrounding the atom's nucleus?

• Positively charged particles and negatively charged particles

• Negatively charged particles only

• Neutral particles and positively charged particles

• Positively charged particles only

Tags

NGSS.MS-PS1-1

Which is NOT found in the nucleus of an atom?

• Neutrons

• Protons

• the mass of an atom

• electrons

Tags

NGSS.MS-PS1-1

What number indicates the nucleus?

• 1
• 2
• 3
• 4