'Metallic bonds mellow dogs' diaporamas de présentation

BIOCHEMISTRY

BIOCHEMISTRY. The chemical basis of life. ATOMS. Basic unit of matter Two regions Nucleus Electron cloud. Subatomic Particles. Protons ? Positively charged particles Located in the nucleus Neutrons ? Neutral particles Located in the nucleus Electrons ?

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Atomic Structure and the Periodic Table

Atomic Structure and the Periodic Table. Students can describe the parts of an atom Students can read the element information on the periodic table Students can describe the reactivity of alkali metals

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Prepared by PhD Halina Falfushynska

Prepared by PhD Halina Falfushynska. Lecture III. Chemical Bonds. Valence bond theory. Bonds occur due the sharing of electrons between atoms; The attraction of bonding electrons to the nuclei of the bonded atoms leads to lower energy, and therefore the formation of a bond;

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