Unit 4 - Chemical Bonding

Are the atoms more stable when they are bonded together or when they are apart? 

• Bonded Together
• Apart

Tags

NGSS.HS-PS1-4

Ionic Bonding involves...

• The transfer of protons

• The transfer of nuetrons 

• The transfer of inner electrons

• The transfer of valence electrons

Tags

NGSS.HS-PS1-1

What do atoms that form positive ions tend to do?

• Tend to lose electrons 
• Tend to lose protons
• Tend to gain electrons
• Tend to gain protons

What usually forms the negative ion?

• nonmetals
• metal
• none

Covalent compounds

• Transfer electrons

• Share electrons

• contain a sea of electrons

• conduct electricity

The force of attraction that holds atoms together

• covalent compound

• chemical bond

• ionic compound

• valence electron

Tags

NGSS.HS-PS1-3

What two types of atoms make a covalent bond?

• 2 Nonmetals
• 1 Nonmetal and 1 Metal
• 2 Metals
• 2 Noble Gases

What is a valence electron?

• an electron that is found in the outermost shell of an atom. 
• an electron found in the innermost shell of an atom.
• an electron found in the middle shell.

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Polar, nonpolar, or ionic?

• nonpolar

• polar

• ionic

• metallic

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-3

Polar, nonpolar, or ionic?

• nonpolar

• polar

• ionic

• metallic