Chemistry Basics

The horizontal row on the periodic table is called a

• group
• family
• period
• atomic number

A vertical column is called...

• group
• tower
• period
• crew

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which of the following is the most metallic element in period 3?

• Boron (B)
• Sodium (Na)
• Argon (Ar)
• Silicon (Si)

Tags

NGSS.HS-PS1-1

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

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

Tags

NGSS.MS-PS1-1

The number at the bottom of each square on the periodic table tells us the...

• number of protons in the atom.
• The number of electrons in the atom. 
• The number of nuetrons in the atom.
• The number of protons and electrons in the atom.

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

• number of protons in the atom.
• The number of electrons in the atom. 
• The number of nuetrons in the atom.
• The number of protons and electrons in the atom.

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

Tags

NGSS.HS-PS1-1

The positive particles of an atom are 

• electrons 
• positrons 
• neutrons 
• protons 

an atom with atomic number 6 would have how many protons 

• 6
• 12
• 3
• cannot be determined 

Tags

NGSS.MS-PS1-1