Elements

1
Elements Their Properties
-the ________ _____ was _________ in the ____
______ to _____ ______ by _______ _______
_____________, _______ _______ _______________,
and _______ _________ _____________, whose
___________ of ________ is used _____
Periodic
Table
developed
late
1800s
early
1900s
English
chemist
John Newlands
Russian
chemist
Dmitri Mendeleev
English
physicist
Henry Moseley
arrangement
elements
today
http//www.rsc.org/education/teachers/learnnet/per
iodictable/scientists/newlands.htm
http//en.wikipedia.org/wiki/Dmitri_Mendeleev
http//en.wikipedia.org/wiki/Henry_Moseley
John Newlands 1837-1898
Dmitri Mendeleev 1834-1907
Henry Moselev 1887-1915
2
Elements Their Properties
I. Metals
-______ are ______ to the ____ of the ____-____
____ on the ________ _____
metals
found
left
stair
step
line
Periodic
Table
http//www.csudh.edu/oliver/chemdata/periodic/peri
odic-1.htm
3
Elements Their Properties
I. Metals
-______ are ______ to the ____ of the ____-____
____ on the ________ _____
metals
found
left
stair
step
line
Periodic
Table
Metals
http//www.csudh.edu/oliver/chemdata/periodic/peri
odic-1.htm
4
Elements Their Properties
I. Metals
-______ are _____ __________ of ____ and
_________, are ______ at _____ ___________
(______ ________), are _______, _________, and
______
metals
good
conductors
heat
electricity
solids
room
temperature
except
Mercury
lustrous
malleable
ductile
Metals
http//www.csudh.edu/oliver/chemdata/periodic/peri
odic-1.htm
5
Elements Their Properties
I. Metals
-many of the _________ of ______ are ________ by
the ____ that the _____ of ______ are actually
____ ________ into a ________ ________ _________
______ called a _______ ______, in which a _____
______ _____-_____ ________ are ___ ____ to its
_______, but ______ _____ ______ the _____ ____
in an _______ _____
properties
metals
explained
fact
atoms
metals
ions
arranged
regularly
repeating
geometric
pattern
crystal
lattice
metal
atoms
outer
level
electrons
not
held
nucleus
freely
move
among
metal
ions
electron
cloud
Electron flow electrical current w/low
resistance
6
Elements Their Properties
I. Metals
A. Alkali Metals
-the ______ ______ belong to ______ __ of the
_______ _____, each ____ having ___ _______ in
its _____-_____ ______ _____, which it _____ to
_____ an ___ with a __ ______
Alkali
Metals
Group
1
Periodic
Table
atom
one
electron
outer
most
energy
level
loses
form
ion
1
charge
-the ______ ______ are the most _______ of all
______, so they ____ _____ in ______ ________ in
_____ __________, and because they have __ ___
_____-_____ ______ _____ ________, the ________
of the ______ ______ to the ___ of __________
________ is the _______ of all ______, giving
the _____ ______ the ______ _______ _____
__________, ______ _______, and _____ ________
Alkali
Metals
reactive
metals
only
occur
nature
combined
ionic
compounds
so
few
outer
most
energy
level
electrons
attraction
atomic
nuclei
sea
delocalized
electrons
weakest
metals
Alkali
Metals
lowest
melting
point
temperature
lowest
density
lowest
hardness
7
Elements Their Properties
I. Metals
B. Alkali Earth Metals
-the ________ _____ ______ belong to _____ __ of
the _______ _____, each ____ having ___
_____-_____ ______ _____ ________, which it
_____ to _____ an ___ with a __ ______
Alkaline
Metals
Earth
Group
2
Periodic
Table
atom
two
outer
most
energy
electrons
level
loses
form
ion
2
charge
-the ________ _____ ______ have ________ ___
_______ ______, ___ ________, ___ ________, and
________ ____ ________
Alkaline
Metals
Earth
relatively
low
melting
points
low
densities
low
hardness
relatively
high
reactivity
http//www.bigfoto.com/themes/fireworks/index.htm
Group II metal Magnesium burns with the
brilliant white light seen in some fireworks,
while Group II metal Strontium burns to produce
the intense red light seen in other fireworks
8
Elements Their Properties
I. Metals
C. Transition Elements
-the __________ ________ belong to ______ _-__
on the ________ _____
Transition
Elements
Groups
3
12
Periodic
Table
9
Elements Their Properties
I. Metals
C. Transition Elements
-the _____ of _________ ________ have their ____
_______ in __ or __ _________
atoms
Transition
Elements
last
electron
d
f
suborbitals
Transition Elements
Inner Transition Elements
10
Elements Their Properties
http//en.wikipedia.org/wiki/Tutankhamun
http//www.theodoregray.com/periodicTable/Elements
/074/index.htmlsample14
I. Metals
http//theodoregray.com/PeriodicTable/Elements/092
/index.htmlsample1
http//www.theodoregray.com/periodicTable/Elements
/076/index.html
C. Transition Elements
-___ __________ ________ have ___ ________ in
their _____-____ ______ _____, but are also able
to _________ their __ _______ ________ to their
___ of __________ _________, so the ________
between their ____ and their ____ of ________ is
much _______, giving them ______ ________,
______ _______ _____ ____________, ______
________, and making them ____ and ____ ________
all
Transition
Elements
two
electrons
outer
most
energy
level
contribute
d
orbital
electrons
sea
delocalized
electrons
attraction
ions
seas
electrons
stronger
higher
densities
higher
Gold was discovered early and is highly prized
for its nonreactive properties, its also
extremely dense and highly malleable
melting
point
temperatures
higher
hardness
less
less
reactive
Tungsten is used for light bulb filaments because
of its extremely high melting point temperature
Osmium, the hardest metal, used in antique
phonograph needles, and spent uranium used in
armor-piercing projectiles because of both its
hardness and its extreme density