Chapter 2 - Atoms, Molecules, and Ions

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hint

Structural formulas

Structural formulas

________ may or may not indicate the actual shape of the molecule.

Dalton

________ prepared the first table of atomic masses which were incorrect assumptions, but was an important step forward.

Nonmetals

________ lack the physical properties that characterize the metals.

French Revolution

When the ________ broke out, Lavoisier had been executed on the guillotine as an enemy of the people in 1794.

tiny particles

Each element is made up of ________ called atoms.

Binary covalent compounds

________ are formed between two nonmetals.

Greeks

The ________ were the first to try to explain why chemical changes occur.

Prefixes

________ are used to denote the numbers of atoms present.

Periodic table

The ________ shows all the known elements and gives a good deal of information about each.

Georg Bauer

The foundations of modern chemistry were laid in the sixteenth century with the development of systematic metallurgy by** ________**

phenomenon of combustion

The ________ evoked intense interest in the seventeenth and eighteenth centuries.