Periodic Table

Each column in the periodic table is called a _________ .

• period
• group
• cluster
• unit

What element will have the most similar physical and chemical properties to the element Sulfur (S)?

• Carbon (C)

• Phosphorous (P)

• Oxygen (O)

• Neon (Ne

Elements that are arranged in __________ have the most similar physical and chemical properties to each other.

• periods
• groups

Periods on the periodic table are __________.

• Horizontal Rows
• Vertical Columns

Groups on the periodic table are __________.

• Horizontal Rows
• Vertical Columns

The Modern Periodic Table of Elements is arranged by

• atomic mass
• atomic number
• valence electrons
• number of isotopes

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Sodium (Na) is found in period 

• 3
• 2
• 4
• 1

Tags

NGSS.HS-PS1-1

What does the 6 represent?

• atomic mass
• atomic number
• element name
• chemical symbol 

Tags

NGSS.HS-PS1-1

What does 12.011 represent?

• average atomic mass

• atomic number

• element name

• chemical symbol

• mass number

Found in group two of the periodic table; highly reactive

• period

• Alkali Earth Metals (Group 2)

• metalloids (semimetals)

• alkali metals (group 1)