Basic atomics, stoichiometry and nomenclature"

This little guy is made of CO molecules arranged on a platinum surface
with the help of a
scanning tunneling microscope.

1 Atomic basics: elements, atoms, and the nucleus

atoms vs elements • element FAQs • laws of chemical combination
Dalton's atomic theory • "seeing" atoms • the nucleus
nuclides and isotopes • weighing atoms: mass spectra
the atomic weight scale • molecular and formula weights * atomic masses

2 All about Avogadro's number and the mole

counting atoms: Avogadro's number • moles and their uses
molar mass and molecular weight • molar volume

3 Formulas and their meaning

how to read and write formulas • empirical formulas
formulas and masses • mole ratios and mole fractions
finding simplest formulas from experimental data

4 How to read, write, and use chemical equations

about chemical equations • equations involving ions
stoichiometric calculations • limiting reactants

5 Naming chemical substances

common names and systematic names • naming the elements
binary molecules • cations and anions • organic compounds

Chem₁ General Chemistry Virtual Textbook

The basics

of atoms, moles, formulas, equations, and nomenclature

Chem1 General Chemistry Virtual Textbook

The basics

of atoms, moles, formulas, equations, and nomenclature

Chem₁ General Chemistry Virtual Textbook