Atoms & Periodic Table

Periodic Table organizes elements by __.

• atomic mass

• atomic number

• number of neutrons

• size of atom

What is the atomic number of Carbon?

• 6

• 12.01

• 18

• 20

Tags

NGSS.MS-PS1-1

How many protons does Neon contain?

• 20.18

• 30.18

• 10

• 5

Tags

NGSS.MS-PS1-1

C, Fe, He, and Na are the elements' __.

• abbreviations

• formulas

• symbols

• short cuts

The Periodic Table organizes __.

• elements

• compounds

• neutrons

What is the electrical charge of the electron?

• positive

• negative

• neutral

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

What does the Atomic Number tell us about an element's atom? (Check ALL that are correct.)

• how many protons

• how many electrons

• how many neutrons

• how many protons and neutrons in nucleus

__ are the building blocks of all matter.

• bricks

• atoms

• energy

• chemical changes

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-5

The vertical columns on the periodic table #1-18

• Groups
• Periods
• Subatomic Particles
• Rows

The sum of the protons and neutrons in the nucleus of an atom

• Atomic Number
• Compound
• Electrons
• Mass Number (also called Atomic Mass)