Atoms, Ions, & Isotopes Review

One atom with a charge is called a

• polyatomic ion

• Monatomic ion

• cation

• anion

Cations . . .

• have a negative charge

• gain electrons

• ending of -ide

• ending of ion or the charge as a roman numeral

symbol for sulfide

• S^2-

• S

• S⁶

• S²⁺

Symbol for tungsten (II)

• W

• Tn

• W²⁺

• W^2-

What ending change will Al³⁺ have?

• -ide

• ion

• (III)

An ending of -ide tells us

• There is a non-metal with a charge

• there is a negative ion

• electrons have been lost

• this is an isotope

The name for F^- is

• fluorine ion

• fluorine -1

• fluorine (I)

• fluoride

K⁺ is

• a loser of 1 electron

• a cation

• potassium (I)

• a metal

Co⁺

• cobaltide

• cobalt ion

• cobalt

• Cobal (I)

nickel (III) is

• Ni³⁺

• Ni

• Ni²⁺

• Ni^3-