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Transcript of Welcome Scientists! Today: OOPS : Please turn in your Data and Graph Types practice (yellow half...
Welcome Scientists!Today:
OOPS: Please turn in your Data and Graph Types practice (yellow half sheet)
DQ: Look at the diagram. Label each letter with the correct name for the state of matter or the process occurring.
Complete States of Matter Simulation
Chemistry Basics Mind Map L2
BC
A
E
D
States of Matter Simulation
• You have 18 minutes to COMPLETE the simulation.
• (Work hard!)
Mind-Maps• A way to organize ideas and concepts
using images, arrows and words• Shows connections between concepts• Usually organized around a central idea
CHEM
IST
RY
CHEM
IST
RY MATTERHas volume and
mass
The study of the composition,
structure, properties and
reactions
of
MATTERHas volume and
mass
Can exist in
STATES
SOLID
LIQUID
GAS
PLASMA
Tem
per
atu
re
Kin
etic
en
erg
y o
f p
arti
cles
MATTERHas volume and
mass
PROPERTIE
SELEMENTS
Can be
described
based on M
ade of a
combination
of
PROPERTI
ES
PHYSICALCHEMICAL
• COLOR
• CRYSTAL STRUCTURE
• LUSTER (how shiny or
dull)
• MELTING/BOILING
POINT
• DENSITY
• MALLEABILITY
• SOLUBILITY
• HARDNESS
• FLAMMABILITY
• REACTION TO HEAT
• TOXICITY
• REACTIVITY (with other
elements)
ELEMENTS
Pure
substances
that can’t be
separated
Made of
ELECTRON CLOUD NUCLE
US
zero
ELECTRONS• negative
charge
PROTONS
• positive charg
e
NEUTRONS
• NO charge
totalcharge
protons = electrons
ELEMENTS
ELEMENTS
Are organized in the Periodic Table based on their properties
and structure.
PERIOD
GROUP or Family
PERIODIC TABLE
Ne10
Atomic Mass
Ato
mic
N
um
ber
20.1797
Average number of protons + neutrons
varystay the same
If th
e symbol is
two le
tters
,
capita
lize on
ly th
e firs
t
Number of protons
Practice • Atomic Number =• Atomic Mass = • Number of Protons=
(same as Atomic #)• Number of Electrons =
(same as # of protons)• Number of Neutrons =
(Atomic mass – atomic number, then rounded to the nearest whole number)
Ca20
40.078
20
40.07820
20
40.078 – 20 = 20.078 ≈ 20
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