Ionic vs Covalent

What is a cation? 

• a metal with a negative (-) charge
• a non-metal with a negative (-) charge 
• a metal with a positive (+) charge 
• a non-metal with a positive (+) charge

Tags

NGSS.HS-PS1-1

What is a anion? 

• a metal with a negative (-) charge
• a non-metal with a negative (-) charge 
• a metal with a positive (+) charge 
• a non-metal with a positive (+) charge

Tags

NGSS.HS-PS1-1

Why does K become positive when it bonds to Cl to form KCl?

• Because it loses an electron to have a full valence shell 
• Because it gains an electron to have 2 valence electrons
• Because it loses an electron to become negatively charged
• Because Cl gives away its 7 electrons to Na to form an equal charge 

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

CO₂

• Ionic
• Covalent
• Polyatomic Ion 
• Metallic 

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-4

NaCl

• Ionic
• Covalent
• Metallic
• Polyatomic Ion 

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

NGSS.HS-PS1-3

MgCl₂

• Ionic
• Covalent
• Polyatomic Ion
• Metallic 

Tags

NGSS.HS-PS1-1

(NO₃) ^- 

• Ionic
• Covalent
• Polyatomic Ion
• Metallic 

Tags

NGSS.MS-PS1-1

(NH₄) ⁺

• Ionic 
• Covalent
• Polyatomic Ion 
• Metallic 

SO₄

• Covalent
• Ionic
• Metallic
• Polyatomic Ion

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