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Atom:
zoom 150
Tom Lehrer's 'The Elements' animated.mp4
1. _______________
copper
Police officer
2. _______________ Lone Ranger's horse
3. _______________ If they're not here, they
4. _______________ To press a blouse
5. _______________ Motto for an oil well-drilling company.
6. _______________ What should you do with dead peoples' bodies?
7. _______________ A fixture in your house with a faucet and a drain
8. _______________ Wholenium x 0.5
9. _______________ A ridiculous prisoner
10. _______________ a burial chamber that weighs 2000 pounds
11. _______________ Guided or directed
12. _______________ Grab that guy!
13. _______________ What do you do before you brand a steer?
14.
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_______________ A popular red or pink flower found in pots
_______________ A Latin Mickey Mouse's dog
_______________ Someone who helps people in distress is a good ...
_______________ After successfully riding a bronco, a rancher shouts, I ...
_______________ What do you do if you are a big, dark cloud?
_______________ Speaking of beautiful mountains, you might say, they ...
_______________ Funds from your mother's sister
_______________ Opposite of her
_______________ A person from Norway, Sweden, or Finland
_______________ A native American
_______________ If people are sick, the doctor will ...
_______________ A wrestler holding down an opponent may have a ... him
_______________ The kitchen on a Roman ship
27.
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_______________ The police may stage a ... a bookie joint
_______________ A roll shaped like an automobile
_______________ A person from Troy who only goes out after dark
_______________ What a fatally wounded person says
_______________ Boards that have been nailed down to walk upon
_______________ The ruler of Davy Jones' Locker
_______________ What kings, queens, princes and princesses do
_______________ A name for a person who talks too much
_______________ How to order beer in a German restaurant
_______________ Function of a bullet-proof vest
_______________ Upper class of Troy
_______________ What you do to the wrinkles when you iron a shirt
_______________
Atom: the smallest particle of an element that has the element's properties.
Atom: smallest particle of an element. Made of protons, neutrons and electrons.
Proton:
Neutron:
Electron:
in nucleus;
in nucleus;
in electron cloud,
1 amu,
0 amu,
1 amu,
0 charge;
-1 charge;
+1 charge;
determine atom's identity
hold nucleus together
determine atom interactions
Atomic number: number of protons (on periodic table)
Mass number: number of protons and neutrons
Atomic mass: mass of an atom (= mass number in amu) or an element (on periodic table)
Isotope: atoms of the same element with different numbers of neutrons (and different masses)
Ion: an atom with a charge resulting from an imbalance of protons and electrons
mass number
charge
Nuclear notation: atomic number
X
Dogs Teaching Chemistry - The Atom (1).mp4
Subatomic particles: the three smaller particles that make up an atom.
Subatomic particles: the three smaller particles that make up an atom.
Protons
Subatomic particles: the three smaller particles that make up an atom.
Protons are located in the "nucleus" (the center of the atom),
Subatomic particles: the three smaller particles that make up an atom.
Protons are located in the "nucleus" (the center of the atom), have significant mass (1 amu),
Subatomic particles: the three smaller particles that make up an atom.
Protons are located in the "nucleus" (the center of the atom), have significant mass (1 amu), and have a positive charge (+1).
Subatomic particles: the three smaller particles that make up an atom.
Protons are located in the "nucleus" (the center of the atom), have significant mass (1 amu), and have a positive charge (+1).
Protons determine the identity of an element. For example, Lithium always has 3 protons.
Subatomic particles: the three smaller particles that make up an atom.
Protons are located in the "nucleus" (the center of the atom), have significant mass (1 amu), and have a positive charge (+1).
Protons determine the identity of an element. For example, Lithium always has 3 protons.
Neutrons,
Subatomic particles: the three smaller particles that make up an atom.
Protons are located in the "nucleus" (the center of the atom), have significant mass (1 amu), and have a positive charge (+1).
Protons determine the identity of an element. For example, Lithium always has 3 protons.
Neutrons, like protons, are located in the nucleus
Subatomic particles: the three smaller particles that make up an atom.
Protons are located in the "nucleus" (the center of the atom), have significant mass (1 amu), and have a positive charge (+1).
Protons determine the identity of an element. For example, Lithium always has 3 protons.
Neutrons, like protons, are located in the nucleus and have significant mass (1 amu).
Subatomic particles: the three smaller particles that make up an atom.
Protons are located in the "nucleus" (the center of the atom), have significant mass (1 amu), and have a positive charge (+1).
Protons determine the identity of an element. For example, Lithium always has 3 protons.
Neutrons, like protons, are located in the nucleus and have significant mass (1 amu). But neutrons have no charge (0).
Subatomic particles: the three smaller particles that make up an atom.
Protons are located in the "nucleus" (the center of the atom), have significant mass (1 amu), and have a positive charge (+1).
Protons determine the identity of an element. For example, Lithium always has 3 protons.
Neutrons, like protons, are located in the nucleus and have significant mass (1 amu). But neutrons have no charge (0).
Neutrons hold the nucleus together.
Subatomic particles: the three smaller particles that make up an atom.
Protons are located in the "nucleus" (the center of the atom), have significant mass (1 amu), and have a positive charge (+1).
Protons determine the identity of an element. For example, Lithium always has 3 protons.
Neutrons, like protons, are located in the nucleus and have significant mass (1 amu). But neutrons have no charge (0).
Neutrons hold the nucleus together.
Electrons
Subatomic particles: the three smaller particles that make up an atom.
Protons are located in the "nucleus" (the center of the atom), have significant mass (1 amu), and have a positive charge (+1).
Protons determine the identity of an element. For example, Lithium always has 3 protons.
Neutrons, like protons, are located in the nucleus and have significant mass (1 amu). But neutrons have no charge (0).
Neutrons hold the nucleus together.
Electrons are located in the "electron cloud" outside the nucleus.
Subatomic particles: the three smaller particles that make up an atom.
Protons are located in the "nucleus" (the center of the atom), have significant mass (1 amu), and have a positive charge (+1).
Protons determine the identity of an element. For example, Lithium always has 3 protons.
Neutrons, like protons, are located in the nucleus and have significant mass (1 amu). But neutrons have no charge (0).
Neutrons hold the nucleus together.
Electrons are located in the "electron cloud" outside the nucleus. They have insignificant mass (about 0)
Subatomic particles: the three smaller particles that make up an atom.
Protons are located in the "nucleus" (the center of the atom), have significant mass (1 amu), and have a positive charge (+1).
Protons determine the identity of an element. For example, Lithium always has 3 protons.
Neutrons, like protons, are located in the nucleus and have significant mass (1 amu). But neutrons have no charge (0).
Neutrons hold the nucleus together.
Electrons are located in the "electron cloud" outside the nucleus. They have insignificant mass (about 0) and a negative charge (-1).
Subatomic particles: the three smaller particles that make up an atom.
Protons are located in the "nucleus" (the center of the atom), have significant mass (1 amu), and have a positive charge (+1).
Protons determine the identity of an element.
Neutrons, like protons, are located in the nucleus and have significant mass (1 amu). But neutrons have no charge (0).
Neutrons hold the nucleus together.
Electrons are located in the "electron cloud" outside the nucleus. They have insignificant mass (about 0) and a negative charge (-1).
Electrons determine how an atom reacts.
Atom History 1.ppt
The mass of the
products is the same
as the reactants
Democritus was
right. But atoms can
combine to form
compounds
But atoms are
divisible; protons,
neutrons and
electrons
Earth, wind, fire, water
Matter is made of particles,
atoms
Rubbish
And the protons and
neutrons are in a
nucleus
Theories Quiz Prep
Lavoisier
Democritus
Dalton
Rutherford
Ancient Greeks
Daltons Atomic Theory
Democritus's Atomic Theory
Modern Atomic Theory
www.chemthink.com
click "Not Registered", code is 5106-7583-4933
register and create your login info
login
Choose "The atom," then
"Atomic Structure," then
Do "Tutorial" and "Question Set"
Build an Atom. And Game.
Describing Atoms:
Describing Atoms:
-
0 +
+ 0
0
+
-
Describing Atoms:
-
+
0
0
+
+
0
0
+ 0 +
0
+ 0
-
-
-
Describing Atoms:
-
-
+
0
+
+
0
0
+ 0 +
0
+ 0
-
-
-
-
-
-
+
0
0 + 0 +
0
+ 0
+
0
+ 0
-
+
0 +0 +
0
+ 0
+
0
+ 0
-
-
-
-
-
Describing Atoms:
Atomic Number:
Describing Atoms:
Atomic Number:
the number of protons
Describing Atoms:
Atomic Number:
the number of protons
on periodic table
Describing Atoms:
Atomic Number:
the number of protons
on periodic table
subscript in nuclear notation: 6C, 8O, 3Li, 82Pb
Describing Atoms:
Atomic Number:
the number of protons
on periodic table
subscript in nuclear notation: 6C, 8O, 3Li, 82Pb
Mass Number:
Describing Atoms:
Atomic Number:
the number of protons
on periodic table
subscript in nuclear notation: 6C, 8O, 3Li, 82Pb
Mass Number:
the number of things with mass (protons and neutrons)
Describing Atoms:
Atomic Number:
the number of protons
on periodic table
subscript in nuclear notation: 6C, 8O, 3Li, 82Pb
Mass Number:
the number of things with mass (protons and neutrons)
not on periodic table because number of neutrons can vary
Describing Atoms:
Atomic Number:
the number of protons
on periodic table
subscript in nuclear notation: 6C, 8O, 3Li, 82Pb
Mass Number:
the number of things with mass (protons and neutrons)
not on periodic table because number of neutrons can vary
superscript in nuclear notation: 12C, 14C, 235U
Describing Atoms:
Atomic Number:
the number of protons
on periodic table
subscript in nuclear notation: 6C, 8O, 3Li, 82Pb
Mass Number:
the number of things with mass (protons and neutrons)
not on periodic table because number of neutrons can vary
superscript in nuclear notation: 12C, 14C, 235U
Note: mass number - atomic number = number of neutrons
Describing Atoms:
Atomic Number:
the number of protons
on periodic table
subscript in nuclear notation: 6C, 8O, 3Li, 82Pb
Mass Number:
the number of things with mass (protons and neutrons)
not on periodic table because number of neutrons can vary
superscript in nuclear notation: 12C, 14C, 235U
Note: mass number - atomic number = number of neutrons
Atomic Mass:
Describing Atoms:
Atomic Number:
the number of protons
on periodic table
subscript in nuclear notation: 6C, 8O, 3Li, 82Pb
Mass Number:
the number of things with mass (protons and neutrons)
not on periodic table because number of neutrons can vary
superscript in nuclear notation: 12C, 14C, 235U
Note: mass number - atomic number = number of neutrons
Atomic Mass:
mass of an atom (in amu), or
Describing Atoms:
Atomic Number:
the number of protons
on periodic table
subscript in nuclear notation: 6C, 8O, 3Li, 82Pb
Mass Number:
the number of things with mass (protons and neutrons)
not on periodic table because number of neutrons can vary
superscript in nuclear notation: 12C, 14C, 235U
Note: mass number - atomic number = number of neutrons
Atomic Mass:
mass of an atom (in amu), or
the average mass of all isotopes (what's on periodic table)
Isotopes
Isotopes
Atoms of an element with different numbers of neutrons
Isotopes
Atoms of an element with different numbers of neutrons
Because neutrons have mass (1 amu), isotopes have different masses
Isotopes
Atoms of an element with different numbers of neutrons
Because neutrons have mass (1 amu), isotopes have different masses
Can be indicated:
Isotopes
Atoms of an element with different numbers of neutrons
Because neutrons have mass (1 amu), isotopes have different masses
Can be indicated:
as superscripts in nuclear notation: 12C, 14C, 235U
Isotopes
Atoms of an element with different numbers of neutrons
Because neutrons have mass (1 amu), isotopes have different masses
Can be indicated:
as superscripts in nuclear notation: 12C, 14C, 235U
as number after the element name: Carbon-12, Carbon-14
Isotopes
Atoms of an element with different numbers of neutrons
Because neutrons have mass (1 amu), isotopes have different masses
Can be indicated:
as superscripts in nuclear notation: 12C, 14C, 235U
as number after the element name: Carbon-12, Carbon-14
as dashed numbers after element symbol: C-12, C-14
Isotopes
Atoms of an element with different numbers of neutrons
Because neutrons have mass (1 amu), isotopes have different masses
Can be indicated:
as superscripts in nuclear notation: 12C, 14C, 235U
as number after the element name: Carbon-12, Carbon-14
as dashed numbers after element symbol: C-12, C-14
Ions
Isotopes
Atoms of an element with different numbers of neutrons
Because neutrons have mass (1 amu), isotopes have different masses
Can be indicated:
as superscripts in nuclear notation: 12C, 14C, 235U
as number after the element name: Carbon-12, Carbon-14
as dashed numbers after element symbol: C-12, C-14
Ions
Atoms with a charge
Isotopes
Atoms of an element with different numbers of neutrons
Because neutrons have mass (1 amu), isotopes have different masses
Can be indicated:
as superscripts in nuclear notation: 12C, 14C, 235U
as number after the element name: Carbon-12, Carbon-14
as dashed numbers after element symbol: C-12, C-14
Ions
Atoms with a charge
if the number of electrons exceed the number of protons, it'll be a negative ion.
Isotopes
Atoms of an element with different numbers of neutrons
Because neutrons have mass (1 amu), isotopes have different masses
Can be indicated:
as superscripts in nuclear notation: 12C, 14C, 235U
as number after the element name: Carbon-12, Carbon-14
as dashed numbers after element symbol: C-12, C-14
Ions
Atoms with a charge
if the number of electrons exceed the number of protons, it'll be a negative ion.
if the number of electrons is fewer than the number of protons, positive
Isotopes
Atoms of an element with different numbers of neutrons
Because neutrons have mass (1 amu), isotopes have different masses
Can be indicated:
as superscripts in nuclear notation: 12C, 14C, 235U
as number after the element name: Carbon-12, Carbon-14
as dashed numbers after element symbol: C-12, C-14
Ions
Atoms with a charge
if the number of electrons exceed the number of protons, it'll be a negative ion.
if the number of electrons is fewer than the number of protons, positive
Indicated as superscript after element symbol: Ca+2, Cl-1
14 amu
1
1.00794 amu
1
1
0
1
1
1.00794 amu
1
1
0
0
12 amu
12
6
6
6
3
7 amu
7
3
4
2
17
35 amu
35
17
18
18
19
19 amu
39
19
20
19
12
24 amu
24
12
12
10
33
74.922 amu
75
33
42
36
47
107.868 amu
108
47
61
47
47
107.868 amu
108
47
61
46
16
32.066 amu
32
16
16
18
238.029 amu
238
146
92
6
92
92
What's the symbol?
Sodium
What's the symbol?
Sodium Na
What's the symbol?
Nitrogen
What's the symbol?
Nitrogen N
What's the symbol?
Calcium
What's the symbol?
Calcium Ca
What's the symbol?
Carbon
What's the symbol?
Carbon C
What's the symbol?
Chlorine
What's the symbol?
Chlorine Cl
What's the symbol?
Sulfur
What's the symbol?
Sulfur S
What's the symbol?
Silicon
What's the symbol?
Silicon Si
What's the symbol?
Potassium
What's the symbol?
Potassium K
What's the symbol?
Phosphorus
What's the symbol?
Phosphorus P
What's the symbol?
Oxygen
What's the symbol?
Oxygen O
What's the symbol?
Aluminum
What's the symbol?
Aluminum Al
What's the symbol?
Magnesium
What's the symbol?
Magnesium Mg
What's the symbol?
Iron
What's the symbol?
Iron Fe
What's the symbol?
Hydrogen
What's the symbol?
Hydrogen H
What's the name?
S
What's the name?
S Sulfur
What's the name?
Na
What's the name?
Na Sodium
What's the name?
Si
What's the name?
Si Silicon
What's the name?
K
What's the name?
K Potassium
What's the name?
P
What's the name?
P Phosphorus
What's the name?
O
What's the name?
O Oxygen
What's the name?
Al
What's the name?
Al Aluminum
What's the name?
N
What's the name?
N Nitrogen
What's the name?
C
What's the name?
C Carbon
What's the name?
Ca
What's the name?
Ca Calcium
What's the name?
Cl
What's the name?
Cl Chlorine
What's the name?
Fe
What's the name?
Fe Iron
What's the name?
H
What's the name?
H Hydrogen
What's the name?
Mg
What's the name?
Mg Magnesium
Attachments
Tom Lehrer's 'The Elements' animated.mp4
Dogs Teaching Chemistry - The Atom (1).mp4
Atom History 1.ppt
build-an-atom_en.jar