Atomic Structure

What does the atomic number represent?

• protons and neutrons

• protons and electrons

• neutrons and electrons

• protons minus neutrons

Which particle(s) make up the mass of the atom?

• neutron

• proton

• electron and proton

• proton and neutron

How many neutrons are in Gold (Au)?

• 47

• 118

• 60

• 154

What makes atoms neutral?

• Protons = electrons

• the presence of neutral neutrons

• protons and neutrons have the same mass

• They don't take sides in a war

Which element from the list DOES NOT have the same number of protons and neutrons?

• He

• Li

• C

• N

Tags

NGSS.MS-PS1-1

What did the titanic do when it hit an iceberg?

• He

• S

• Zn

• U

Tags

NGSS.MS-PS3-5