Chem, Chapter 7
Vocabulary review for chapter 7, chemical formulas
Terms
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- Nitric Acid
- Name of this acid - HNO3. (acids get a different set of naming rules
- anion
- a negatively charged ion
- chemical formula
- A(n) ___ is a combination of symbols representing the composition of a compound.
- Uranium Hexafluoride
- name of UF6 (using the prefix method for binary molecules)
- chemical symbol
- A ___ is a shorthand representation of an element.
- oxidation number
- The charge on a monatomic ion is known as its ___.
- sodium oxide
- proper name for Na2O
- formula unit
- A compound's formula represents a definite amount of that compound called a ___.
- molecular formula
- A formula for a compound that exists as a molecule is called a(n) ___.
- cation
- a positively charged ion
- oxide, O2-
- The name and symbol of the oxygen ion
- Sulfuric Acid
- Name of this acid - H2SO4. (acids get a different set of naming rules
- 6
- How many formula units are shown in the following - 6H2SO4
- Monatomic ion
- an ion made out of one type of element only
- ion
- An atom that has become electrically charged.
- polyatomic ion
- an ion made out of more than 1 type of element. It is a molecule has has become charged.
- molecule
- A ___ is a neutral particle formed when neutral atoms combine.
- Iron (II) Sulfide
- proper name for FeS (since Fe has more than 1 oxidation number)
- binary compound
- A ___ is any compound containing only two elements.
- ionic compound
- A compound composed of charged particles is called a(n) ___
- empirical formula
- The simplest whole-number ratio of atoms or ions in a compound is indicated by a(n) ___.
- polyatomic ion
- An ion made of more than one atom.
- Heptane
- Name this organic compound - C7H16 (remember organics gets its own set of naming rules)
- Hydrochloric acid
- Name of this acid - HCl. (acids get a different set of naming rules
- Al2O3
- The proper formula if you try to combine aluminum and oxide
- C4H9
- What is the empirical formula that goes with the following molecular formula - C8H18