| Bonding | Naming Compounds | Balancing Equations | Stoichiometry | Thermochemistry |
|---|---|---|---|---|
|
Atoms want a full valence shell. This almost always means 8 valence electrons (except when it means 2).
What is the Octet Rule?
|
Hexa.
When naming a covenant compound, what is the prefix for six?
|
CO2
What product MUST combustion have?
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Grams and litter streets.
What street(s) can you not take?
|
Energy is equivalent to heat.
What is energy equivalent to?
|
|
Ionic (1 metal + 1 non metal).
Is MgCl2 Ionic or Covalent?
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Sodium Chloride.
Name NaCl.
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Single Replacement.
What reaction type is the: Zn + 2KOH —> K2ZnO2 + H2.
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1 Mole/1 litter
What is the formula for Molarity?
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“Endo” = heat entering a system
“Exo” = heat leaving a system
Define “endo” and “exo” thermic
|
|
Na gives it’s 1 electron to Cl — MUST HAVE ARROW.
Show the Lewis for Diagram for NaCl.
|
Nitrogen Trifloride.
Name NF3.
|
C2H5OH + 3O2 —> 2CO2 + 3H2O
Balance this Equation: C2H5OH + O2 —> CO2 + H2O
|
.7 moles
Given 33.6g O3, how many moles?
|
Q = Heat/energy in joules
M = Mass in grams C = specific heat ∆T = Temp. Change
Define the parts of Q = MC∆T
|
|
C shares 1 electron to each Br — NO ARROW, JUST LINE.
Show the Lewis Structure for CBr4.
|
B6Si.
Write the formula for Hexaboron Silicide.
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Matter isn’t created or destroyed, it is rearranged.
What is the “law of conservation of matter?”
|
Actual/theoretical = percent yield
How do you get percent yield?
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Results will vary — aka condawg will know.
What is an example of an exothermic reaction?
|
|
JOKES ON U! Argon is a Nobel gas, they can’t bond —> valence shell is already full.
Show the bond for Argon and Helium.
|
Acid - Bromic Acid.
Is Hydrogen Bromate and Acid or a base? Name it properly.
|
2C57H110O6 + 163O2 —> 114CO2 + 110H2O
Balance the equation: C57H110O6 + O2 —> CO2 +H20
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HBr is the limiting reactant.
Find the limiting reactant of Be(OH)2 + 2HBr —> 2H2O + BeBr2.
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666,929.6 joules.
Calculate heat change when 2 litters of H2O is heated from 20°C to 99.7°C.
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