Periodic Table
Science 7
2015
???
From an elements
location in the periodic
table, you can predict…
properties
From an elements
location in the periodic
table, you can predict
???
Most metals are this
state of matter at
room temperature
solid
Most metals are this
state of matter at
room temperature
???
More than half the
non-metals are this
state of matter at
room temperature
gas
More than half the
non-metals are this
state of matter at
room temperature
???
Scientists create models
to help describe ATOMS
because atoms are
TOO small
Scientists create models
to help describe ATOMS
because atoms are
???
Which subatomic
particles are
located in the
nucleus of an
atom?
Protons and neutrons
Which subatomic
particles are
located in the
nucleus of an
atom?
???
Who created
the Periodic
Table of
Elements?
Dmitri Mendeleev
Who created
the Periodic
Table of
Elements?
???
How many periods
are on the Periodic
Table of Elements?
7
How many periods
are on the Periodic
Table of Elements?
???
How many
groups/families
are on the
Periodic Table of
Elements?
18
How many
groups/families
are on the
Periodic Table of
Elements?
???
Which category
contains the most
elements?
metals
Which category
contains the most
elements?
???
In an atom, the
number of
protons equals
the number of
electrons
In an atom, the
number of
protons equals
the number of
???
What do
elements in a
column on the
periodic table
have in common
Same properties
What do
elements in a
column on the
periodic table
have in common
???
What parts of the
atom move
around the
nucleus?
electrons
What parts of the
atom move
around the
nucleus?
???
Which elements share
characteristics with
both metals and
nonmetals?
metalloids
Which elements share
characteristics with
both metals and
nonmetals?
???
Which particles in
atoms have a
negative charge?
electrons
Which particles in
atoms have a
negative charge?
What is the
element symbol
for silicon?
???
What is the
element symbol
for silicon?
Si
What is the
chemical symbol
for Boron?
???
What is the
chemical symbol
for Boron?
B
What is the name
of the element
with the symbol
K?
???
What is the name
of the element
with the symbol
K?
Potassium
What is the
name of the
element with
chemical symbol
Na?
???
What is the
name of the
element with
chemical symbol
Na?
Sodium
Metal? Nonmetal? Or
Metalloid?
Iron
Metal? Nonmetal? Or
Metalloid?
Iron  Metal
Metal? Nonmetal? Or
Metalloid?
Carbon
Metal? Nonmetal? Or
Metalloid?
Carbon  Nonmetal
Metal? Nonmetal? Or
Metalloid?
Arsenic
Metal? Nonmetal? Or
Metalloid?
Arsenic Metalloid
Metal? Nonmetal? Or
Metalloid?
Argon
Metal? Nonmetal? Or
Metalloid?
Argon  Nonmetal
Metal? Nonmetal? Or
Metalloid?
Lithium
Metal? Nonmetal? Or
Metalloid?
Lithium  metal
What is the Chemical Symbol?
What is the Chemical Symbol? N
What is the Chemical Name?
What is the Chemical Name?
Nitrogen
What is the atomic number?
What is the atomic number? 7
What is the atomic mass?
What is the atomic mass? 14.01
How many protons?
How many protons? 7
How many neutrons?
How many neutrons? (14-7=7)
How many electrons?
How many electrons?
7 (same as protons)
???
Which
property
means
shininess of a
metal?
luster
Which
property
means
shininess of a
metal?
???
Which metal
property means
the ability to be
hammered into a
shape
malleability
Which metal
property means
the ability to be
hammered into a
shape
???
Which property
means ability to
be pulled into a
wire?
ductile
Which property
means ability to
be pulled into a
wire?
???
Which property
means metals are
attracted to other
metals?
magnetic
Which property
means metals are
attracted to other
metals?
???
Which property of
metals means that
heat and
electricity can
pass through?
conductivity
Which property of
metals means that
heat and
electricity can
pass through?
Draw the Bohr model for Sodium
Draw the Bohr model for Sodium
1st shell can hold up to 2
2nd shell can hold up to 8
3rd shell can hold up to 8
11-2=9 (2 in shell 1)
9-8=1
(8 in shell 2)
1 left (1 in shell 3)
Your electrons should equal
your protons
Protons =atomic number = 11
Neutrons= rounded atomic mass – atomic number
23 -11=12
Define isotope
Define isotope
An atom with the
same number of
protons and a
different number of
neutrons from other
atoms of the same
element
How many neutrons in Carbon
14?
How many neutrons in Carbon
14?
Isotope # Protons
14-6=8
Can also count
up the neutrons
How many neutrons in Carbon
12?
How many neutrons in Carbon
12?
Isotope # Protons
12-6=6
Can also count
up the neutrons
How many neutrons in Carbon
13?
How many neutrons in Carbon 13?
Isotope # - Protons
13-6=7
Can also count up the
neutrons
What is true about the
number of protons and
electrons in ALL 3 isotopes?
What is true about the
number of protons and
electrons in ALL 3 isotopes?
The number of protons and electrons in all 3 will remain
constant (the same)
Carbon will have 6 protons and 6 electrons