Chapter 9 Flashcards
Which 3 elements come first with oxidation?
F then O then N
Do you write a ‘1’ when balancing equations?
No
What are the 5 types of reactions?
Synthesis (S), Combustion (C), Decomposition (D), Single replacement (SR), and Double replacement (DR)
What kind of reaction would the following formula be?:
Ax + By —> Ay + Bx
DR
What kind of reaction would the following formula be?:
A + Bx —> Ax + B
SR
What kind of reaction would the following formula be?:
AB —> A + B
D
What kind of reaction would the following formula be?:
A + 02 —> AO (With CO2 + H2O as products)
C
What kind of reaction would the following formula be?:
A + B —> AB
S
What kind of reaction would the following equation be?:
Na (s) + H2O (l) —> NaOH (aq) + H2 (g)
SR
What kind of reaction would the following equation be?:
CO (g) + O2 —> CO2
S
What kind of reaction would the following equation be?:
FeS (s) + HCl (aq) —> FeCl2 (aq) + H2S
DR
What kind of reaction would the following equation be?:
NaNO3 (s) —> NaNO2 (s) + O2
D
What kind of reaction would the following equation be?:
CH4 (g) + O2 —> CO2 (g) + H2O (g)
C
What oxidation number does F always have?
-1 (No exceptions)
In a compound, what must the sum of oxidation numbers be?
0, the compound must be neutral
In LEO goes GER, what does LEO mean?
Losing Electrons is Oxidation
In LEO goes GER, what does GER mean?
Gaining Elections is Reduction
The oxidation of a lone element is always what?
0
Oxygen has a -2 oxidation except for which 2 scenarios?
Except for Peroxides, and with F
When does H have an oxidation of +1?
In covalent compounds
When does H have an oxidation of -1?
In binary compounds
What would the oxidation number of the following be?
Na+
+1
What would the oxidation number of the following be?
S
0
What would the oxidation number of the following be?
O-2
-2
