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WorksheetsUnit 2 Part 3 Notes 2: Ionic Compounds
Total questions: 16
Worksheet time: 12mins
Compounds composed of a ______________ and _____________ like the compound CaCl2 , are ionic compounds.
metal ... metal
nonmetal ... nonmetal
metal ... nonmetal
What property is describing an ionic compound?
shares electrons
high melting point
weak bonds
made up of nonmetals.
Why do atoms form bonds?
to attain a noble gas configuration
to increase their mass
to increase their atomic number
to attain an alkali metal configuration
The following properties are all characteristics of ionic compounds EXCEPT
high melting and boiling points
soft
crystal lattice structure
conduct electricity when dissolved in water
What type of forces hold on an ionic lattice together?
Electrostatic attraction forces
Covalent bond
Metallic bond
Van der Waals forces
Ionic compounds conduct electricity when dissolved in water. Which statement below best explains the property?
Ions are free to move.
Electrons are free to move.
Bonds are strong.
There are weak intermolecular forces of attraction.
A formula with the lowest whole # ratio of elements (or ions) in a compound is called
What is the empirical formula of a substance with the a true formula of Se8F12?
Se8F12
Se2F3
Se4F3
SeF
Which term means a solute is "dissolved in water?"
(a)
TRUE or FALSE: ionic compounds are gases at room temperature.
true
false
