Ionic Naming

Dropdown

When Magnesium (Mg) bonds with Oxygen (O),

the ratio will be ​

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:​

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Draw

Draw the ionic lewis dot structure of K₂S

Draw

Draw the lewis dot structure for Al₂S₃

Drag and Drop

What is the name of MgO?

​

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Magnesium

Oxide

Oxygen

Magnesium (II)

Multiple Choice

How do you know when there is more than one polyatomic in a chemical formula?

• Look for a single polyatomic ion without subscripts.
• Count the number of elements in the formula.
• Look for parentheses with subscripts indicating multiple polyatomic ions.
• Identify the charge of the compound.

Drag and Drop

The ionic compound K₂SO₃

has a ​​

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: ​

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ratio

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2

1

3

4

Multiple Choice

When do we use a roman numeral when naming ionic compounds?

• We use a roman numeral for all ionic compounds.
• Roman numerals are used only for covalent compounds.
• Roman numerals indicate the number of atoms in a compound.
• We use a roman numeral when the metal cation can have multiple stable charges.