Questions and Answers
What is an ion consisting of a single atom?
Monoatomic ion
What is the chemical formula for Sodium Chloride?
NaCl
What do you call a negatively charged ion?
Anion
What do you call a positively charged ion?
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The definition of 'ATE' ions is that an atom is bonded to several different ______ atoms.
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What is the formula for Nitrate and its charge?
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What is the formula for Carbonate and its charge?
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What is the formula for Phosphate and its charge?
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What is the formula for Acetate and its charge?
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What is the formula for Sulfate and its charge?
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What is the formula for Chlorate and its charge?
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The 'ITE' ions are formed by removing one ______ from the 'ATE' ions and keeping the same charge.
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What is the formula for Nitrite and its charge?
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What is the formula for Chlorite and its charge?
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What is the formula for Phosphite and its charge?
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What is the formula for Sulfite and its charge?
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What is the formula for Hydroxide and its charge?
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What is the formula for Cyanide and its charge?
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What is the formula for Sodium Nitrate?
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What is the formula for Ammonium Ion and its charge?
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What is the name for NaNO3?
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What is the name for CaSO4?
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What is the name for KCH3CO2?
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Study Notes
Ionic Compounds and Polyatomic Ions
- Monoatomic Ion: An ion that consists of a single atom.
- Sodium Chloride: Commonly known as salt, has the chemical formula NaCl.
- Anion: An ion with a negative charge.
- Cation: An ion with a positive charge.
Polyatomic Ions
- "ATE" Ions: Ions where an atom is bonded to multiple oxygen atoms.
- Nitrate: Represented as NO3 with a negative 1 charge.
- Carbonate: Represented as CO3 with a negative 2 charge.
- Phosphate: Represented as PO4 with a negative 3 charge.
- Acetate: Represented as CH3CO2 with a negative 1 charge.
- Sulfate: Represented as SO4 with a negative 2 charge.
- Chlorate: Represented as ClO3 with a negative 1 charge.
"ITE" Ions
- "ITE" Ions: Derived from "ATE" ions by removing one oxygen atom while retaining the same charge.
- Nitrite: Represented as NO2 with a negative 1 charge.
- Chlorite: Represented as ClO2 with a negative 1 charge.
- Phosphite: Represented as PO3 with a negative 3 charge.
- Sulfite: Represented as SO3 with a negative 2 charge.
Additional Ions
- Hydroxide: An ion represented as OH with a negative 1 charge.
- Cyanide: Represented as CN with a negative 1 charge.
Examples of Polyatomic Compounds
- Sodium Nitrate: Has the formula NaNO3, consists of sodium bonded to a nitrate ion, has no overall charge.
- Ammonium Ion: Represented as NH4 with a positive 1 charge.
- Calcium Sulfate: Identified by the formula CaSO4, contains calcium and sulfate ions.
- Potassium Acetate: Represented as KCH3CO2, contains potassium and acetate ions.
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