Unit 1 Review

What is the smallest building blocks of matter?

• Neutrons

• Atom

• Protons

• Particles

Tags

NGSS.MS-PS1-1

What is the center of an atom called?

• Neutron

• Brain

• Middle

• Nucleus

What are the 3 main groups/divisions of the periodic table

• Solids, Liquids, Gases

• Protons, Neurtons, Electrons

• Metals, Non-Metals, Metalloids

What does the period number on the periodic table tell you?

• How many valance electrons an atom has.

• How many energy shells an atom has

• How many protons an atom has

• How many nuetrons an atom has

What does the family number on the periodic table tell you?

• How many energy levels an atom has

• How many protons an atom has

• How many valance electrons an atom has

• How many neutrons an atom has

The atomic number tells you what?

• number of electrons
• number of protons
• number of neutrons
• both electrons and protons in an atom.

How many protons are in Beryllium?

• 4
• 9
• 5
• 2

Tags

NGSS.MS-PS1-1

Which sub-atomic particle has a negative charge?

• Protons

• Neutrons

• Electons

Which sub-atomic particle has a positive charge?

• Protons

• Neutrons

• Electrons

Which sub-atomic particle has no charge or is neutral?

• Protons

• Neutrons

• Electrons