Atom and Periodic Table Basics

The rows (or Periods) on the Periodic Table can be used as a tool that shows you...

• The number of valence electrons.

• The number of energy levels (orbitals) of an element.

What do the columns (or Groups) represent on the Periodic Table? 

• The number of valence electrons an element has.

• The number of orbitals an element has. 

Which part of the atom is responsible for chemical bonding?

• Inner/Core Electrons

• Outer/Valence Electrons

• Protons

• Neutrons

Tags

NGSS.MS-PS1-1

Protons are located in the nucleus of the atom.

A proton has _______________.

• No charge

• A negative charge

• A positive charge

Tags

NGSS.MS-PS1-1

The number at the top of each square on the periodic table is the ...

• atomic number

• atomic mass

• Chemical Symbol

• Element Name

Tags

NGSS.MS-PS1-1

What is the chemical symbol for Lithium?

• H

• He

• Li

• N

How do you find the number of neutrons in an atom?

• Atomic Mass - Atomic Number

• Atomic Mass - Number of Protons

• Atomic Number - Atomic Mass

• Atomic Mass

Tags

NGSS.MS-PS1-1

The first energy level can hold up to how many electrons?

• 8

• 4

• 2

• 5

What is the atomic mass of "F"

• 9

• 18

• 17

• 19

Tags

NGSS.MS-PS1-1

The positive particles of an atom are 

• electrons 

• positrons 

• neutrons 

• protons