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Periodic Trends > Trends in Atomic Size
The ___________ ________________ is
_________ _________ of the distance between the
______________ of ______ _________ of the
same element when the atoms are joined.
6.3
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Periodic Trends > Trends in Atomic Size
Group and Periodic Trends in Atomic Size
In general, atomic size _____________
from ____ to ___________ within a
group and ______________ from _____
to ___________ across a period.
6.3
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Periodic Trends > Trends in Atomic Size6.3
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Periodic Trends > Trends in Atomic Size6.3
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Periodic Trends > Ions
___________ and ___________ ions form
when ____________ are __________
between atoms.
6.3
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Periodic Trends > Ions
Some compounds are composed of particles called
ions.
• An ________ is an _______ or ___________ of
________ that has a _______________ or
______________ charge.
• A __________ is an _______ with a ____________
charge.
• An ___________ is an __________ with a
_______________ charge.
6.3
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Periodic Trends > Trends in Ionization Energy
The ___________ required to __________ an
_____________ from an _______ is called
_________________ _________________.
•The ___________ required to remove the _______
_________ from an atom is called the ________
_______________ energy.
•The energy required to remove an electron from an ion with a
_______ ______ ___________is called the ________
_______________ energy.
6.3
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Periodic Trends > Trends in Ionization Energy
Group and Periodic Trends in Ionization Energy
_________ ___________ __________
tends to __________ from ________ to
____________ within a group and
____________ from __________ to
____________ across a period.
6.3
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Periodic Trends > Trends in Ionization Energy6.3
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Periodic Trends > Trends in Ionization Energy6.3
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Periodic Trends > Trends in Ionic Size
Trends in Ionic Size
During reactions between metals and
nonmetals, ___________ atoms tend to
_________ electrons, and __________ atoms
tend to _________ electrons. The transfer
has a predictable effect on the _________ of
the ions that form.
6.3
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Periodic Trends > Trends in Ionic Size
___________ are always ____________
than the __________ from which they
form.
____________ are always __________
than the ____________ from which they
form.
6.3
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Periodic Trends > Trends in Ionic Size
Relative Sizes of Some Atoms and Ions
6.3
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Periodic Trends > Trends in Ionic Size
Trends in Ionic Size
6.3S
ize
ge
ner
ally
incr
ease
s
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Periodic Trends > Trends in Electronegativity
___________________ is the ability of an
atom of an element to __________
____________ when the atom is in a
compound.
In general, _____________ values
_____________ from ______ to
__________ within a group. For
representative elements, the values tend
to _________ from ________ to
___________ across a period.
6.3
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Periodic Trends > Trends in Electronegativity
Representative Elements in Groups 1A through 7A
6.3
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Periodic Trends > Summary of Trends
The ___________ that exist
among these properties can
be explained by variations in
______________
______________.
6.3
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Slide 18 of 31
Periodic Trends > Summary of Trends6.3
Atomic Size Increases
Incr
ease
s
Decreases
Dec
reas
es
Size of cationsShieldingNuclear ChargeElectronegativityIonization energySize of anionsIonic size Constant