Atomic Structure 🧠✔️

Which subatomic particle has a positive charge and is located in the nucleus of an atom?

• Electron

• Proton

• Neutron

• Photon

Which subatomic particle has no charge and is found in the nucleus of an atom?

• Proton

• Neutron

• Electron

• Ion

Which subatomic particle has a negative charge and moves outside the nucleus in electron clouds?

• Neutron

• Proton

• Electron

• Positron

Which statement is true about all atoms of the same element?

• They have the same number of neutrons.

• They have the same number of protons.

• They have the same atomic mass.

• They always have a positive charge.

The atomic number of an element tells you the number of:

• Electrons in the outer shell

• Protons in the nucleus

• Neutrons in the nucleus

• Valence electrons

Elements in the same group (column) of the periodic table:

• Have similar chemical properties

• Have the same number of protons

• Have the same atomic mass

• Are all nonmetals

Which of the following particles are located in the nucleus of an atom? (Select all that apply)

• Proton

• Neutron

• Electron

• Photon

Tags

NGSS.MS-PS1-1

Match the subatomic particle to its description:

• Negative charge, outside nucleus, mass ≈ 0 amu

• Neutron

• No charge, in nucleus, mass ≈ 1 amu

• Electron

• Positive charge, in nucleus, mass ≈ 1 amu

• Proton