Worksheets7.1 C Electron Dot Diagrams
Total questions: 30
Worksheet time: 44mins
This could be the dot diagram of
Mg
Cl
C
O
This is a correct dot diagram for nitrogen (N)
true
false
This is a correct dot diagram for neon (Ne)
true
false
Which of these is correct?
Nonmetals tend to
gain electrons
lose electrons
Metals tend to
gain electrons
lose electrons
When a nonmetal gains electrons, it becomes this type of ion.
Anion
Cation
When a metal loses electrons, it becomes this type of ion.
anion
cation
States that atoms react in order to become stable like a noble gas.
octet rule
electron rule
ionic rule
coordination rule
Which of the following elements forms an ion with a -1 charge?
fluorine
hydrogen
potassium
sodium
How many electrons does barium have to give up to follow the octet rule?
1
2
3
4
How many valence electrons are in an atom of Silicon?
2
4
6
8
How many valence electrons are in an atom of Magnesium?
2
3
4
5
How many valence electrons are in an atom of Phosphorus?
2
3
4
5
What ion will phosphorus form?
P3+
P2+
P3-
P2-
What ion will potassium form?
K2+
K1+
K1-
K2-
How does oxygen obey the octet rule when reacting to form ionic compounds?
It gains electrons
It loses electrons
It does not change its number of electrons
It does not obey the octet rule
ALL of the following are characteristics of ionic bonds except:
low melting points.
conduct electricity.
solids at room temperature.
formed between a metal and a nonmetal.
