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Chapter 9. Maddy Harder (Definitions (Binary compound, Acid, Polyatomic…
Chapter 9. Maddy Harder
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Monatomic Ions
Transition Metals
The charges of the cations of many transition metal ions must be determined from the number of electrons lost
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Cations
When the metals in Groups 1A, 2A and 3A lose electrons, they form cations with positive charges equal to their group number
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Roman Numerals
Zinc does not need a Roman numeral, It is always PLUS 2 (hint: The "Z" looks like a '2' and all metals are positive or cations)
Silver does not need a Roman numeral, It is always PLUS 1 ( hint: The formula for Silver is "Ag" and 'A' is the first letter of the alphabet~ the first letter reminds you that it is '1' aka first)