Chemistry Cheat Sheet
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Cheat sheet of Chemistry: Electron configuration, quantitative reasoning, periodic table groups
Typology: Cheat Sheet
2019/2020
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Chemistry Cheat Sheet
Chemistry Cheat Sheet Electron Configuration Valance electrons Number of electrons in outermost shell. shell -> subshells -> orbitals Shell K, L, M, ie N subshell s, p, d, 1s, 25, 2p, 35, fg orbital 5, Px, Py, 15, 25, 2px, pz 2Py, 2pz Element is classified as s, depending on the orbital p, d and f block element filled by the last electron. Quantitative Reasoning Mole (Avaga- It is a unit for tellingthe 1 mole = dro's count, just like dozen. 6.02 x 107° constant) units Standard Temperature and Pressure (STP) Avagadro's Volume occupied by 1 mole of ideal gas Hypothesis at STP is 22.41 litres Mass of 1.0087 u neutron Mass of 1.0073 u proton Mass of 0.00055 u electron