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:electronic Structure 8
Test Description: This game aims to review (Electron Configuration)course for Grade 8 students.
Instructions: Answer all questions to get your test result.
1) A column number or Group is related to:
A
The same as valency.
B
None of the choices.
C
The number of electrons in the outer energy level.
D
The number of occupied energy levels.
2) Valence electrons are:
A
All of the choices.
B
Electrons in the outer energy level.
C
Number of bonding and nonbonding electrons.
D
The same as group.
3) Valence is:
A
Electrons in the outer energy level.
B
Number of bonding and nonbonding electrons.
C
None of the choices
D
Electrons in the inner energy level.
4) Lewis electron dot symbol is the representation of:
A
Valence electrons.
B
Column number.
C
Valency.
D
Shells.
5) The valence of group VIII elements is:
A
8
B
0
C
variable
D
18
6) Elements of the same group have:
A
All of the choices.
B
Same number of occupied energy levels.
C
Same number of shells.
D
Same number of valence electrons.
7) Elements in the same column have:
A
Same valency.
B
Same Valence electrons.
C
All of the choices.
D
Same group.
8) Elements of group VII have:
A
Number of valence electrons = 1.
B
Group = 1.
C
Valence = 1.
D
Period = 1.
9) To become stable, elements of group V tend to
A
Lose 5 electrons.
B
Lose 3 electrons.
C
Gain 5 electrons..
D
Gain 3 electrons.
10) Elements of group VIII are stable by:
A
Sharing electrons.
B
Naturally (Duet or Octet).
C
Losing electrons.
D
Gaining electrons.
*select an answer for all questions
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