Receive emails about upcoming NOVA programs and related content, as well as featured reporting about current events through a science lens. Our first question was about the concept of molecular ...
Students learn how to predict the shape of a molecule based on the electron dot diagram. Covalent Bonds: Students learn how to predict the shape of a molecule based on the electron dot diagram and to ...
Iron (III) forms an octahedral geometry with siderophores via Fe-O and/or Fe-N bonds. In this study semi-empirical (PM3) calculations are used to estimate the number of stable complexes possible ...
Chemists have made the all-cis isomer of 1,2,3,4,5,6-hexafluorocyclohexane, a crystalline ring molecule with all six fluorines pointing “up” and all six hydrogens pointing “down.” This compound is ...
Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...
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