Polyatomic Ions
Presentation
•
Chemistry
•
12th Grade
•
Practice Problem
•
Easy
Standards-aligned
Savannah Kaminski
Used 6+ times
FREE Resource
5 Slides • 2 Questions
1
Polyatomic Ions = a positively or negatively charged, covalently bonded, group of atoms
Common ones to know:
2
Formula -> Name
1.Write the name of the first element (the metal)
Exception #1: if polyatomic ion, use special name
2.Write the name of the second element (the nonmetal) with an –ide ending
Exception #1: if polyatomic ion, use special name. No –ide ending.
Examples:
Na3PO4
MgSO4
NH4Cl
Sodium phosphate
Magnesium sulfate
Ammonium chloride
3
4
Match
Match the following
Ammonium
Nitrate
Hydroxide
Phosphate
Sulfate
NH4 +1
NO31-
OH1-
PO43-
SO42-
NH4 +1
NO31-
OH1-
PO43-
SO42-
5
Fill in the Blanks
Write the name of the compounds based on the chemical formula: NaNO3
Type answer...
6
With Exception #1
Write the name of the compounds based on the chemical formulas below.
7
Polyatomic Ions = a positively or negatively charged, covalently bonded, group of atoms
Common ones to know:
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