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Valence Shell Electron Pair Repulsion (VSEPR) Theory

Valence shell electron pair repulsion (VSEPR) theory is a model in chemistry used to predict the shape of individual molecules based upon the extent of electron-pair electrostatic repulsion. It is also named Gillespie-Nyholm theory after its two main developers. The premise of VSEPR is that the valence electron pairs surrounding an atom mutually repel each…

Ancient Israel: History & Events

Ancient Israel is the birthplace of the 3 great monotheistic religions of the world:  Judaism, Christianity and Islam Ancient Israel dates back approximately 4000 years to the books of the Old TestamentGreat patriarchs of Judaism:  Abraham, Jacob, Moses, Joshua Hebrews, Israelites, Jews, Semites:  have all undergone persecution throughout history; from Babylonian Captivity, Exodus, Diaspora, Spanish…