Atoms, Elements, Periodic Table

Identify the 3 alkali metals that are found in odd-numbered periods:

• Metals
• Nonmetals
• Metalloids

• Metals
• Nonmetals
• Metalloids

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

• atomic number
• atomic mass
• Chemical Symbol
• Element Name

Most of the elements on the periodic table are classified as _____.

• Metals
• Nonmetals
• Metalloids
• Periods

Tags

NGSS.MS-PS1-1

The atoms along the staircase are called 

• metals
• nonmetals
• metalloids
• noble gases

Which is an alkali metal?

• Magnesium
• Iron
• Sodium
• Europium

The following element key shows how many protons?

• 16
• 15.999
• Oxygen
• 8

Tags

NGSS.MS-PS1-1

• Periods
• Groups

Identify the 3 Halogens found in even-numbered periods: