El Salvador Top Sites for Chemistry

    Dynamic Periodic Table

    Interactive periodic table with dynamic layouts showing names, electrons, oxidation, trend visualization, orbitals, isotopes, and compound search. Full descriptions from write-up sources.

    ptable.com

    Chemical Portal

    Online chemistry tools, forums, unit converters, symmetry tables, periodic table and chemical constants.

    webqc.org

    Alonso Formula

    Formulación de química inorgánica y orgánica.

    alonsoformula.com

    The Elements

    Pictorial version of the periodic table including technical data, photographs and descriptions of thousands of minerals.

    periodictable.com

    ChemSpider

    Free chemistry search engine which aggregates and indexes chemical structures and their associated information into a single searchable repository.

    chemspider.com

    Introduction

    tutorial,high school,101,dummies,university,basic,Introduction.

    chemistrytutorials.org

    Química Explicada

    Descubre la naturaleza de la materia que te rodea. Adéntrate en el increíble mundo de la química.

    quimica-explicada.blogspot.com

    chemguide

    Resource for A Level chemistry students.

    chemguide.co.uk

    eMolecules

    Free chemical structure search engine with millions of public domain structures from vendors worldwide.

    emolecules.com

    Sciencemadness Dot Org

    FAQ Forum (http) Forum (https) Library Member publications Los Alamos Technical Reports

    sciencemadness.org

    Chemistrylecturenotes.com

    I teach Chemistry, Advanced Chemistry, and Chemistry II (AP) at Westtown School ( www.westtown.edu ), the oldest coed boarding school in the United States. The pages on this website are based on the same materials that I have developed for teaching each o

    chemistrylecturenotes.com