Atomic Particles

What is the charge of a proton?

• Neutral

• Positive

• Zero

• Negative

Which subatomic particle is located in the nucleus of an atom?

• proton

• electron

• photon

• neutron

What is the mass of a neutron?

• 1.675 x 10^-27 kg

• 1.675 x 10^-28 kg

• 1.675 x 10^-29 kg

• 1.675 x 10^-26 kg

Which subatomic particle has a negative charge?

• Proton

• Neutron

• Electron

• Photon

What is the overall charge of an atom?

• Positive

• Negative

• Half

• Neutral

What is the role of electrons in an atom?

• Electrons regulate the size of an atom

• Electrons determine the color of an atom

• Electrons control the temperature of an atom

• Electrons determine the chemical properties of an atom by participating in chemical bonding.

What is the atomic number of an element determined by?

• Number of protons

• Number of electrons

• Number of neutrons

• Number of isotopes

What are the three main subatomic particles?

• quarks

• muons

• protons, neutrons, electrons

• photons