Unit 5C - Chemical Bonding

Metals tend to 

• gain electrons
• lose electrons

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-1

If I gain electrons I become

• Positive because I've added to my atom
• negative because I've added electrons
• same because i'm balanced
• equal because now I have electrons

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NGSS.MS-PS1-1

When metals bond with non-metals they form what type of bonds

• covalent
• ionic
• cooperative
• lewis

How do the following two elements bond together?
Na¹⁺  F^1-         

• NaF
• NaF₃
• Na₃F
• Na₁F₂

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NGSS.HS-PS1-2

NGSS.HS-PS1-1

How do the following two elements bond together?
Cr³⁺  O^2-         

• CrO
• Cr₃O₂
• Cr₂O₃
• CrO₃

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-1

How do the following two elements bond together?
K¹⁺  S^2- 

• KS
• K₈S
• K₆S₃
• K₂S

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-1

PbS₂

• lead sulfide
• lead sulfur
• lead II sulfide
• lead IV sulfide

AgF

• silver fluoride
• silver fluorine
• monosilver monofluoride
• silver monofluorine

The first step in naming an ionic compound is always...

• Naming the anion
• Changing the ending to -ide
• Naming the cation
• Writing the cation charge

Name the following ionic compound: BeCl₂

• beryllium chlorine
• beryllium II chloride
• beryllium chloride
• beryllium dichloride