CP Chem Atomic Pre-Quiz

Which subatomic particle does NOT have a charge?

• Electron
• Proton
• Neutron

Which subatomic particle has a mass that is insignificant compared to the other subatomic particles? (Mass = 0 amu)

• Electron
• Proton
• Neutron

Which subatomic particle is NOT found in the nucleus?

• Electron
• Protons
• Neutrons

#1) True or False:  All atoms of the same element are identical.

• True
• False

#2) True or False: All Carbon atoms have 12 protons.

• True
• False

#3) True or False: The MASS NUMBER for boron is 10.811

• True
• False

#4) True or False: Neutrons and Protons can be found in the nucleus, electrons can not.

• True
• False

Tags

NGSS.MS-PS1-1

#5) True or False: The number of electrons and protons in an atom are always the same.

• True
• False

#6) True or False: Over 99% of an atom is empty space.

• True
• False

#7) True or False: The number of neutrons and protons in an atom are always the same.  (ex -An atom with 25 protons will always have 25 neutrons)

• True
• False