U0E1 Review

The nucleus of an atom contains

I) Electrons

II) Protons

III) Neutrons

• II only

• I and III only

• II and III only

• I only

The nucleus of an atom contains

I) Electrons

II) Protons

III) Neutrons

• II only

• I and III only

• II and III only

• I only

Neutrons are located inside an atom’s __________.

• Energy levels

• Nucleus

• Electrons

• Protons

Neutrons are located inside an atom’s __________.

• Energy levels

• Nucleus

• Electrons

• Protons

The subatomic particle that has a negative one charge is called the __________.

• Proton

• Neutrino

• Electron

• Neutron

The subatomic particle that has a negative one charge is called the __________.

• Proton

• Neutrino

• Electron

• Neutron

From the list below, select the one which is an alkaline earth metal.

• Ca

• Cr

• Cd

• Cl

From the list below, select the one which is an alkaline earth metal.

• Ca

• Cr

• Cd

• Cl

An element that is unreactive because it has a filled outer energy level is __________.

• Helium

• Oxygen

• Carbon

• Nitrogen

An element that is unreactive because it has a filled outer energy level is __________.

• Helium

• Oxygen

• Carbon

• Nitrogen