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ionic compounds
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Cards (78)
What is an ionic compound made of?
Charged particles called
ions
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What structure do ionic compounds have?
A
giant lattice structure
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What causes the strong attraction in ionic compounds?
Strong
electrostatic forces
of attraction
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What is an ion?
Electrically
charged particle
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How is an ion formed?
When an
atom
gains
or
loses
electrons
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What is the smallest part of an element that can exist?
An
atom
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What happens to metal atoms when they form ions?
They lose
electrons
to form
positive ions
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What charge do non-metal atoms have when they form ions?
They gain
electrons
to form negative ions
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What is the electronic structure of ions formed from non-metals?
Same as a
noble gas
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How is the charge on ions from groups 6 and 7 determined?
Equal to
(8 minus
group number
)
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What is the charge on a sodium ion?
+1
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What is the charge on a magnesium ion?
2+
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What is the charge on an oxide ion?
2-
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What is the charge on a chloride ion?
-1
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If sulfur is in group 6, what is the charge on its ions?
Negative, charge is
2
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What is the charge on iodine ions from group 7?
Negative,
charge is 1
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What are the properties of ionic compounds?
High
melting
and
boiling
points
Conduct electricity when dissolved in water
Form
crystal lattice structures
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What is the process of forming ionic bonds?
Metal atoms lose
electrons
Non-metal atoms gain electrons
Formation of
positive
and
negative
ions
Electrostatic attraction
between ions
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What are the charges and symbols for common ions?
Sodium
(
Na
) +
1
Magnesium
(
Mg
)
2+
Oxide
(O)
2-
Chloride
(
Cl
) -
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How do metal and non-metal atoms differ in ion formation?
Metals lose
electrons
to form
positive
ions
Non-metals gain electrons to form
negative
ions
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What is an ionic compound made up of?
Charged particles called
ions
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What structure do ionic compounds have?
Giant lattice structure
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What type of forces hold ionic compounds together?
Strong
electrostatic forces
of attraction
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What forms positive and negative ions?
Metal reacts with
non-metal
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How are electrons transferred in ionic bonding?
From
metal
atoms to
non-metal
atoms
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What is an ionic bond?
Attraction between
oppositely charged
ions
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What do dot and cross diagrams represent?
Transfer of electrons
between atoms
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When sodium reacts with chlorine, what happens to the electrons?
Electrons
transfer
from sodium to chlorine
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What is the process of ionic bonding?
Positive and negative ions
form
Metal transfers
electrons
to
non-metal
Oppositely charged
ions attract each other
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What are the properties of ionic compounds?
High
melting
and
boiling
points
Conduct electricity when dissolved in water
Form
crystalline
structures
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What is the smallest part of an element that can exist?
An
atom
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What do the outer electrons in a dot and cross diagram represent?
Electrons
involved in
bonding
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What is formed when magnesium chloride is created?
Electrons
are
transferred
from magnesium to chlorine
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What are the steps to draw a dot and cross diagram for ionic bonding?
Identify the
metal
and
non-metal
Show
outer electrons
as dots and crosses
Indicate electron transfer
Represent the resulting ions
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What is the ionic bond in sodium chloride formed from?
Transfer of
electrons
from sodium to
chlorine
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What does the term 'ionic lattice' refer to?
The regular arrangement of ions in
ionic compounds
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How does the ionic lattice affect the properties of ionic compounds?
It contributes to high
melting
and
boiling
points
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What is an ionic compound made of?
Charged particles called
ions
View source
What structure does an ionic compound have?
Giant lattice structure
View source
What holds the ionic lattice together?
Strong
electrostatic forces
of attraction
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See all 78 cards
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