Atom test review

The symbol for Phosphorous is...

• Po

• P

• Ph

• Ps

What does Hg stand for?

• Helium

• Magnesium

• Mercury

• Horus

Cs stands for.....

• Calsium

• Cobalt

• Cesium

• Calcium

Which charge is POSITIVE?

• Proton

• Neutron

• Electron

• Cell

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Which charge is NEGATIVE?

• Proton

• Neutron

• Electron

• Cell

Which particle is NEUTRAL - NO CHARGE?

• Proton

• Neutron

• Electron

• Cell

The mass of an atom is

• equal to the number of protons

• the protons + electrons

• the protons + neutrons

• the protons + neutrons + electrons

Value representing the number of protons in an element

• Atomic Mass
• Mass Number
• Valence Electrons
• Atomic Number

What is the mass number?

• the number of protons
• the number of protons and neutrons
• the number of neutrons
• the number of protons and electrons

An isotope differs in the number of

• Protons

• Electrons

• Neutrons

• Nucleus