Unit 8: Section 1 Review

All atoms/elements bond in order to ....

• Have a full valence shell
• Give away electrons or take electrons
• Only share electrons
• To create electrical currents for human use 

Tags

NGSS.HS-PS1-2

The octet rule means that all valence shells want to have the number...... 

• 1
• 9
• 8
• 16

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Ionic compounds tend to be _________ whereas covalent compounds tend to be ______ or _____

• solids // liquids or gases
• liquids // solids or gases
• gases // solids or liquids
• solids // solids or liquids 

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-3

O₃

• Covalent
• Ionic
• Metallic
• Polyatomic Ion 

Tags

NGSS.MS-PS1-1

SO₄

• Covalent
• Ionic
• Metallic
• Polyatomic Ion

(NH₄) ⁺

• Ionic 
• Covalent
• Polyatomic Ion 
• Metallic 

(NO₃) ^- 

• Ionic
• Covalent
• Polyatomic Ion
• Metallic 

Tags

NGSS.MS-PS1-1

MgCl₂

• Ionic
• Covalent
• Polyatomic Ion
• Metallic 

Tags

NGSS.HS-PS1-1

NaCl

• Ionic
• Covalent
• Metallic
• Polyatomic Ion 

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

NGSS.HS-PS1-3

CO₂

• Ionic
• Covalent
• Polyatomic Ion 
• Metallic 

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-4