Atomic Structure Practice Test

What do we call the tiny core at the center of an atom, which contains all of the atom's mass and all of its positively charged subatomic particles.

• Electron

• Neutron

• Proton

• Nucleus

Tags

NGSS.MS-PS1-1

Protons and neutrons are found grouped together in the:__________.

• Electron cloud

• Charge

• periodic table

• nucleus

Tags

NGSS.MS-PS1-1

What kind of charge does a Proton have?

• Neutral

• Positive

• Negative

• Bazinga

Atoms with the same atomic number but different atomic mass are called?

• prototypes

• subtypes

• isotopes

• ions

Tags

NGSS.HS-PS1-8

What kind of charge does a Neutron have?

• Positive

• Negative

• Neutral

• Bazinga

Protons and neutrons in the nucleus are held together by what force?

• Gravity

• Electromagnetic Forces

• The Strong Nuclear Forces

• The Weak Force

Compared to protons, electrons have:

• a much smaller mass and an opposite charge

• about the same mass and opposite charge

• a much larger mass and the same charge

• much larger mass and an opposite charge

The _____ is one kind of subatomic particle that makes up the atom and carries a positive charge.

• Electrons

• Protons

• Neutrons

• Plasma

Tags

NGSS.MS-PS1-1

A subatomic particle with zero charge found in the nucleus of an atom is called a(n)

• electron

• proton

• neutron

• positron

Tags

NGSS.MS-PS1-1

The mass of an atom is determined by the:

• combined mass of all the neutron

• combined mass of all the neutrons and protons

• combined mass of all the electrons

• combined mass of all the electrons and neutrons

Tags

NGSS.MS-PS1-1