Atomic Structure

Define the term atom

• the smallest part of chemical element that exists

• a part of a cell

• am usual spelling of a students name

• element number 64 on the periodic table

Identify the subatomic particles in an atom

• protons and neutrons

• chemical, electrical and light

• protons, neutrons and electrons

• neutrons and electrons

Identify the subatomic particles inside the nucleus

• protons and electrons

• protons and neutrons

• neutrons and electrons

• protons only

Identify the subatomic particle that exists in the shells surrounding the nucleus

• proton

• neutron

• nucleus

• electron

Identify which subatomic particle has a positive charge?

• neutron

• proton

• electron

• neutron and proton

Identify which subatomic particle(s) has a relative mass of 1.

• neutrons and protons

• neutrons and electrons

• protons and electrons

• protons only

Identify which subatomic particle(s) has a mass of almost zero

• proton

• protons and electrons

• electrons

• neutrons

Identify which subatomic particle(s) has a charge neutral charge

• protons and neutrons

• neutrons

• electrons

• neutrons and protons

Identify which subatomic particle has negative charge

• electron

• proton

• neutron

• protons, neutrons and electrons

To identify the number of protons of an elements you would use the

• mass number

• atomic number

• period number

• group number