basic chem
Terms
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- 2 or more atoms chemically bound together are called...
- molecules
- Molecules that are the same element bound together are called...
- diatomic elements
- Substances composed of molecules (usually nonments) are called...
- molecular compounds
- chemical formulas that indicate the actual numbers and types of atoms in a molecule are called...
- Molecular Formulas
- chemical formulas that give the smallest whole number ratio of atoms in a molecule are called...
- Empirical formulas
- A formula that shows the numbers and kinds of atoms as well as which atoms are attached to which a molecule is called...
- a structural formula
- A charged atom or a charged group of atoms is called an...
- Ion
- Positively charged ions are called...
- Cations (usually metals)
- Negatively charged ions are called...
- Anions (usually nonmetals)
- A group of atoms joined together as in a molecule but possessing a net positive or negative charge is called a....
- Polyatomic ion
- Ionic compounds form when...
- cations and anions combine.
- If it starts with this nonmetal it's ionic.
- Ammonium
- Ionic compounds are electrically neutral.
- Just so you know
- I onic compounds have only an _______ formula
- emperical