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Ionic Formative
By Sarah Olson
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Last updated 3 months ago
8 questions
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Question 1
1.
Question 2
2.
Calcium has 2 valence electrons. What charge is Calcium when it becomes an ion?
+1
Question 3
3.
If an atom gains 2 electrons, what charge does it become?
+1
Question 4
4.
The arrow is going the wrong direction
Question 5
5.
Nothing is wrong
Question 6
6.
What is the correct formula for Mg & Cl
MgCl
2
MgCl
Question 7
7.
Model how electrons are transferred between Na and Se. What is the formula?
visibility
View drawing
Question 8
8.
Drag the property/description to the correct type of bond.
Low Conductivity
Ionic
Number 5 in the diagram below would be an appropriate Lewis Dot structure for which atoms? Check all that apply.
Sr
P
Xe
N
Cl
Li
Ga
+2
+3
-1
-2
-3
+2
+3
-1
-2
-3
What is wrong with this model? Select all that apply
Another F needs to be added
F has an incorrect number of dots
Another arrow from Be to a different F needs to be added
Be has an incorrect number of dots
Nothing is wrong
What is wrong with this model? Select all that apply
Not enough arrows
Al has an incorrect number of dots
Too many arrows
The arrows are going the wrong direction
N has an incorrect number of dots
Cl
2
Mg
2
Mg
2
Cl
Mg
7
Cl
2
Between metals and nonmetals
Between 2 or more nonmetals
Easily dissolves in water
electrons are transferred
Sometimes dissolves in water
Low melting point
High conductivity
electrons are shared
High melting point
Covalent
