Unit Two

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Last updated 5:12 PM on 6/20/26
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80 Terms

1
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Nick The Camel Full

Nick the Camel ate an Icky Clam for Supper in Phoenix with Brad.

2
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Charge on hydrogen‑removed ions
charge = number of hydrogens removed
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Hydrogen carbonate
HCO₃⁻
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Dihydrogen phosphate
H₂PO₄⁻
5
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Hydrogen phosphate
HPO₄²⁻
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Phosphate
PO₄³⁻
7
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Naming hydrogen polyatomic ions
hydrogen/dihydrogen + ion name
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per…ic acid
acid with one more oxygen
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…ic acid
base oxyacid
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…ous acid
one fewer oxygen
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hypo…ous acid
two fewer oxygens
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per…ate
ion with one more oxygen
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…ate
base ion
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…ite
one fewer oxygen
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hypo…ite
two fewer oxygens
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Chloric acid
HClO₃
17
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Bromic acid
HBrO₃
18
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Iodic acid
HIO₃
19
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Nitric acid
HNO₃
20
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Carbonic acid
H₂CO₃
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Sulphuric acid
H₂SO₄
22
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Phosphoric acid
H₃PO₄
23
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Acetic acid
CH₃COOH
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Binary acid rule
hydro + root + ic acid
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HF
hydrofluoric acid
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HCl
hydrochloric acid
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HBr
hydrobromic acid
28
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HI
hydroiodic acid
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H₂S
hydrosulphuric acid
30
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Ammonium
NH₄⁺
31
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Hydroxide
OH⁻
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Cyanide
CN⁻
33
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Chromate
CrO₄²⁻
34
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Dichromate
Cr₂O₇²⁻
35
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Permanganate
MnO₄⁻
36
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Manganate
MnO₄²⁻
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Nick the Camel mnemonic
consonants = oxygens, vowels = charge
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Nitrate
NO₃⁻
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Carbonate
CO₃²⁻
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Iodate
IO₃⁻
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Chlorate
ClO₃⁻
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Sulfate
SO₄²⁻
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Phosphate
PO₄³⁻
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Bromate
BrO₃⁻
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Binary ionic naming
metal + non‑metal‑ide
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Switcheroo
swap oxidation numbers to subscripts
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Reverse‑switcheroo
use subscripts to find metal charge
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Stock system
metal (Roman numeral) + non‑metal‑ide
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ous ending
lower oxidation number
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ic ending
higher oxidation number
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Cu⁺
cuprous
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Cu²⁺
cupric
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Fe²⁺
ferrous
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Fe³⁺
ferric
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Pb²⁺
plumbous
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Pb⁴⁺
plumbic
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Sn²⁺
stannous
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Sn⁴⁺
stannic
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Covalent naming rule
prefix + element, prefix + element‑ide
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Never use mono on
first element
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Prefixes
mono di tri tetra penta hexa hepta octa nona deca
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CO
carbon monoxide
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N₂O₄
dinitrogen tetroxide
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P₂F₃
diphosphorus trifluoride
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SO₃
sulfur trioxide
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Hydrate formula
compound · #H₂O
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Hydrate naming
compound + prefix + hydrate
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CuSO₄·5H₂O
copper(II) sulfate pentahydrate
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BaBr₂·2H₂O
barium bromide dihydrate
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Synthesis
A + B → AB
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Decomposition
AB → A + B
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Single displacement
A + BC → AC + B
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Double displacement
AB + CD → AD + CB
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Combustion
hydrocarbon + O₂ → CO₂ + H₂O
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Incomplete combustion
CO + C + H₂O
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Hydride
hydrogen with −1 charge
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Ionic compound recognition
metal + non‑metal
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Covalent compound recognition
non‑metal + non‑metal
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Acid recognition
must have (aq)
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Peroxide recognition
contains O₂²⁻