Chapter 18/19 Review

What is an ion?

• A Charged Atom
• A Large Atom
• A Small Atom
• A Cute Atom

Tags

NGSS.MS-PS1-1

Na ionizes to a charge of _______

• +1

• +2

• -1

• -2

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Metals tend to 

• gain electrons
• lose electrons

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

If my charge becomes 2+ what does that say about me?

• I am stealing 2 electrons
• I am losing 2 electrons
• I am in period 2
• I have an atomic # of 2

Tags

NGSS.MS-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

Tags

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?
Cr³⁺  O^2-         

• CrO
• Cr₃O₂
• Cr₂O₃
• CrO₃

Tags

NGSS.MS-PS1-1

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

• KS
• K₈S
• K₆S₃
• K₂S

Tags

NGSS.MS-PS1-1

AgF

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

Tags

NGSS.MS-PS1-1

What is the formula for magnesium chloride?

• MgCl
• Mg₂Cl
• MgCl₂
• Mg(ClO₃)₂

Tags

NGSS.MS-PS1-1