The subatomic particle of an atom that orbits around the nucleus and has a negative charge...

• Proton
• Neutron
• Electron
• Quark

Tags

NGSS.MS-PS1-1

The subatomic particle that is located in the nucleus of an atom with a neutral charge...

• Proton
• Neutron
• Electron
• Quark

Tags

NGSS.MS-PS1-1

Which element has 6 protons?

• N
• C
• O
• B

Tags

NGSS.MS-PS1-1

Calculate the atomic number of an atom with :
2 protons
3 neutrons
4 electrons

• 2
• 3
• 4
• 5

Tags

NGSS.MS-PS1-1

Groups on the periodic table are arranged...

• Vertically

• Horizontally

• Diagonally from bottom right corner

• Diagonally from top right corner

What is the chemical symbol for Sodium?

• S

• So

• Na

• Ca

What is the atomic number?

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

What is the mass number defined as?

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

What is the atomic number of this atom?

• 1
• 3
• 4
• 7

Tags

NGSS.MS-PS1-1

How many protons are in a sodium atom, Na? (tap to enlarge the periodic table)

• Sodium has 1 proton.

• Sodium has 3 protons.

• Sodium has 11 protons

Tags

NGSS.MS-PS1-1