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5 Common Reaction Types:-synthesis -decomposition-combustion -single displacement-double displacement
Combustion- burning
always has CO2 as a product
actual example:
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5 Common Reaction Types:-synthesis -decomposition-combustion -single displacement-double displacement
single displacment - 1 switch one element switches or hops to another partner
Cl switches to pair w/ Ca in the product
Like a divorce and a remarriage
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5 Common Reaction Types:-synthesis -decomposition-combustion -single displacement-double displacement
double displacment - 2 switch 2 elements switch or change partners
Na & So4 both switches partners in the product
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5 Types of Chemical ReactionsGuess which common reaction type:
synthesis
4Fe + 3O 2 Fe2O3
2 substances 1 product
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Examples of synthesis reactions:
5 Types of Chemical Reactions
rain water & carbon
dioxide in the air
combine to form
carbonic acid
carbon monoxide gas
& oxygen gas
combine to form
carbon dioxide gas
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5 Common Reaction Types:5 Types of Chemical Reactions
Guess which common reaction type?reactant -------> product + product
decomposition
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1) water can be broken down into
hydrogen gas & oxygen gas
2)To visualize this reaction look at the cartoon:
the egg (the reactant), which contained the turtleat one time, now has opened and the turtle
(product) and egg shell (product) are now twose arate substances.
Examples of decomposition reactions:5 Types of Chemical Reactions
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Ex: mercury oxide decomposes intomercury and oxygen
2HgO 2Hg + O2
Examples of decomposition reactions:5 Types of Chemical Reactions
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5 Types of Chemical ReactionsGuess which common reaction type?
Single Displacement
Zn + 2HCL ZnCl2 + H2
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The chemical equation for this singlereplacement reaction looks like:
reactant + reactant -----> product + product
5 Types of Chemical ReactionsSingle Replacement Reaction Contd:
Zn + 2HCL ZnCl2 + H2
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To visualize this reaction look at the cartoon:
the guy in the orange shirt steals the date of theother guy.
So, a part of one of the reactants trades placesand is in a different place among the products
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5 Types of Chemical ReactionsGuess which common reaction type?
double displacement
AgNo3 + NaCl AgCl + NaNo3
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5 Types of Chemical Reactions
parts of two compounds switch places to formtwo new compounds
Two reactants yield two products.
4) Double Displacement (Replacement) Reaction :
a reaction in which the elements in twocompounds are exchanged
AX + B Y A Y + B Xthey switch partners
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reactant + reactant -----> product + product
The chemical equation for double replacementreaction looks like:
EX: silver nitrate combines with sodium
two new compounds--silver chloride &sodium nitrate are formed
because the sodium and silver switched placesWHY?
5 Types of Chemical ReactionsDouble Displacement (Replacement) Reaction :
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5 Common Reaction Types:5 Types of Chemical Reactions
C7
H6
O + O2
---> CO2
+ H2
O
Guess which common reaction type?
combustion
