
8th Grade 3.2
Presentation
•
Science
•
8th Grade
•
Easy
Standards-aligned
Matthew Koch
Used 5+ times
FREE Resource
7 Slides • 10 Questions
1
2
3
4
5
6
7
8
Multiple Choice
Ionic bonds form between two ions that have:
ionic compounds
negative charges
positive charges
opposite charges
9
Multiple Choice
Ions that are made of more than one atom are called:
ionic compounds
crystals
polyatomic atoms
ionic bonds
10
Multiple Choice
Which is most likely to form a negative ion?
an element from group 17
a metal
an element from group 1
an element with atoms tha have eight valence electrons
11
Multiple Choice
Which of the following is the correct name for MgCl2?
magnesium chlorine
magnesium dichlorine
magnesium chloride
magnesium dichloride
12
Multiple Choice
A(n) ________________ is an atom or group of atoms that has an electric charge.
ion
compound
molecule
13
Multiple Choice
The attraction between oppositely charged ions is called a(n)
chemical bond
ionic bond
molecular bond
14
Multiple Choice
When an atom loses a valence electron, it becomes a:
positive ion
negative ion
neutral ion
15
Multiple Choice
In order to have a stable arrangement of 8 valence electrons, metal atoms are likely to _____________ electrons.
gain
reject
lose
16
Multiple Choice
In an ionic compound, the total positive charge of all the positive ions ________ the total negative charge of all the negative ions.
is greater than
is less than
equals
17
Multiple Choice
Because the force of attraction between the positive and negative ions is so strong, ionic compounds have ________________ melting points.
high
low
variable
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