seats : period 3
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Seats : period 3. Seats : period 10. Catalyst. 4 minutes!. Count the number of reactants and the number of products in each chemical reaction . Cuenta el numero de reactantes y el numero de productos en cada reaccion quimica . K + F KF MgS Mg + S - PowerPoint PPT PresentationTRANSCRIPT
SMART board Miss Andrews’ Desk
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Seats: period 3
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Station 4Say Klo HtooThi Ku HtooFriday DeEh Ku PawThareer
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Seats: period 10
CatalystCount the number of reactants and the number of
products in each chemical reaction.
Cuenta el numero de reactantes y el numero de productos en cada reaccion quimica.
K + F KFMgS Mg + S
2H2 + O2 2H20
2NaCl 2Na + Cl2
CaBr2 Ca + 2Br
4Al + 3O2 2Al2O3
4 minute
s!
100.Benjamins1: Raise a hand
1: Exemplary answer in sentence
1: Exemplary answer with thought
1: Demonstrate “North Star” traits
3: 100% seated before the bell
3: “Ready for your attention”
3: Lab / activity clean up
5: 100% on task during
practice
5: 80% exit ticket average
Video Clipon
Friday!
100.BenjaminsMonday Tuesday Wednesday Thursday Friday Total / Goal
1: Biology 30 27 16 23 96 / 100
3: Ciencias Fisicas 12 23 33 13 81 /
100
5: Biology 24 14 32 24 94 / 100
8: Physical Science 27 25 26 23 101 /
100
10: Ciencias Fisicas
21 24 22 11 78 / 100
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love it or
hate it!
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!music
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headphone
s!
headphone
s!
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HW Shout Out!Period 3• Mireya• Jason• Miguel• Darling• Glenda
Period 10
• Luis • Isaac• Martin
Period 8• NO NAME!• Zing Bawi• Christmas• Ma Ting• Zubaidah• Oma• Zing Nun• Kyaw• Ahmed• Friday• Jebril• Bawi Tha• Tha• Mu Kaw• Tawk Tling• Ahmed• Eh• Friday• Aws• Ahmad
homework
due TODAY!
Unit 5: Chemical Reactions
My Chemical Romancedue TODAY!
ObjectivesWe are learning about…
the nature of chemical reactions
We will be successful when we
can…
relate chemical reactions to the
definition for chemical changes.
Chemical change
Agenda
• Catalyst 5
• Elephant
Toothpaste 5
• S & D Intro 15
• Practice 10
• Sort 10
• Exit Ticket 5
Chemical ReactionsA chemical reaction is the change of a
substance into a new substance which has a different chemical identity.
ReactantsA substance used up during a chemical
reaction
Example: Flour, sugar, oil, eggs
Left side of the chemical reaction
ProductsA substance which forms as a result of a
chemical reaction
Examples: Cake
Right side of the chemical reaction
What are the reactants & products?
2Fe+ O2 2FeOIron + Oxygen Iron Oxide (Rust)
Reactants Products
+ Oxygen
Black Snake ExperimentSugar + Sulfuric Acid Carbon + Water
http://www.youtube.com/watch?v=bJBPhpqQxs8
What are the reactants and products in this chemical reaction?
SynthesisTwo or more substances combine to form
one new substance
A + B ABNa + Cl2 NaCl
Pb + O2 Pb2O4
DecompositionA substance breaks up into simpler
substances
AB A + BNaCl Na + Cl2
Pb2O4 Pb + O2
Quick Check!2Fe+ O2 2FeO
Is this reaction Synthesis or Decomposition?
+ Oxygen
5 x 5There are 5 different types of
chemical reactions.
This box contains 5 examples of each type of chemical reaction.
Decide which 5 reactions are the same type & organize them in 5 groups.
HiNtS:1. Look at the reactants and
products!
2. Look at how the elements in each compound move!
Exit TicketYou may use your assignments!
You must work quietly & independently.
Talking will NOT be tolerated.
4minute
s!
BIG goal = 80%
4minute
s!
0
Turn it in 1.
Catalyst(big basket)
3.
Synthesis & Decomposition #6
(binder)
Friday, February 7th
4.
My Chemical Romance #4
(big basket)
Friday, February 7th
homework
due TODAY!