Chapter 2.8: Common Polyatomic Ions and Mistakes Flashcards
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Carbonate
CO3^(3-)
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CO3^(2-)
Carbonate
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Hydrogen Carbonate
HCO3^(2-)
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HCO3
Hydrogen Carbonate
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Sulfide
S^(2-)
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S^(2-)
Sulfide
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Sulfite
SO3^(2-)
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SO3^(2-)
Sulfite
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Sulfate
SO4^(2-)
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SO4^(2-)
Sulfate
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Nitrite
NO2^(1-)
Disclaimer:
Not to be confused with Nitrogen Dioxide (NO2 with no charge)!!
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NO2^(1-)
Nitrite
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Nitrogen Dioxide
NO2
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NO2
Nitrogen Dioxide
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NO3^(1-)
Nitrate
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Nitrate
NO3^(1-)
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Iodite
IO2^(1-)
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IO2^(1-)
Iodite
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Iodate
IO3^(1-)
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IO3^(1-)
Iodate
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Chloride
Cl^(1-)
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Cl^(1-)
Chloride
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Chlorite
ClO2^(1-)
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ClO2^(1-)
Chlorite
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Chlorate
ClO3^(1-)
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ClO3^(1-)
Chlorate
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ClO4^(1-)
Perchlorate
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Perchlorate
ClO4^(1-)
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Hydroxide
OH^-
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OH^-
Hydroxide
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H^-
Hydride
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Hydride
H^-
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Hydronium
H3O^+
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H3O^+
Hydronium
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Oxalate
C4O2^4-
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C4O2^4-
Oxalate
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Diatomic Molecules
Hydrogen, Nitrogen, Oxygen, Flourine, Chlorine, Iodine, Bromine
(FINCH Body Odor)
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Peroxide
O2^2-
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O2^2-
Peroxide
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O^2-
Oxide
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Oxide
O^2-
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Per- -ate molecules
Chlorate: ClO4^-
Manganate: MnO4^-
Bromate: BrO4^-
Iodate: IO4^-
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Thiocyanite
OCN^-
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OCN^-
Thiocyanite
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Mercury (I)
Hg2^2-
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Hg2^2-
Mercury (I)
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Mercurous
Hg^2+
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Hg^2+
Mercurous
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Chromium (iv) oxide
CrO2
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CrO2
Chromium (iv) oxide
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CrO4^2-
Chromate
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Chromate
CrO4^2-
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Cr2O7^2-
Dichromate
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Dichromate
Cr2O7^2-
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H2CrO7(aq)
Dichromic Acid
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Dichromic Acid
H2CrO7(aq)
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PTE: Column 1 contains…
Alkali Metals
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Alkali Metals are in what column of the PTE…?
Column (or “group”) 1
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PTE: Alkaline Earth Metals are located in…
Group 2
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Column 2 of the PTE contains…
Alkaline Earth Metals
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PTE: The post-transition metals are located…
in groups 13, 14, 15 and 16 in a pyramid shape, below the metalloids
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PTE: The metalloids are located…
In groups 13, 14, 15 and 16 above the post-transition metals
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PTE: Halogens are located…
In group 17
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PTE: The noble gases are located…
In group 18, the farthest column to the right.
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PTE: Where are the representative elements?
Groups 1-2 and 13-18
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PTE: Where are the transitional elements?
In the middle of the PTE between the representative elements.
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If four oxyanions are possible, the prefixes/suffix pairs used are ____- -___ and ____- -____ are used.
For example, hypochlorite is ___, perchlorate is ____.
Q
hypo- -ous and per- -ic
ClO- and ClO4−, or hypochlorous acid and perchloric acid.