'Second electron' diaporamas de présentation

Periodic Trends

Periodic Trends. Organization of the Periodic Table. GROUPS. Columns of the periodic table Atoms of elements in the same group have the same # of valence electrons and therefore behave similarly. PERIODS. Rows of the periodic table All elements in a period have

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Chapter 8

Chapter 8. Electron Configuration and Chemical Periodicity. Electron Configuration and Chemical Periodicity. 8.1 Development of the Periodic Table. 8.2 Characteristics of Many-Electron Atoms. 8.3 The Quantum-Mechanical Model and the Periodic Table.

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Chapter 8

Chapter 8. Electron Configuration and Chemical Periodicity. Electron Configuration and Chemical Periodicity. 8.1 Development of the Periodic Table. 8.2 Characteristics of Many-Electron Atoms. 8.3 The Quantum-Mechanical Model and the Periodic Table.

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Ions and Ionic Compound

When atoms lose or gain electrons, they become ions, charged particles. Ions and Ionic Compound. Cation Formation. e -. Note: Nucleus is unchanged!!!!!!!. Anion Formation. e -. Note: Nucleus is unchanged!!!!!!!. Ions. Learn common ions listed in syllabus p 12!!.

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#24 Why did Mendeleev leave spaces in his periodic table?

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General Chemistry

Faculty of Allied Medical Sciences. General Chemistry. (MGGC-101 )&. (GRGC-101). Electron Configuration and periodicity. Supervision: Prof.Dr.Shehata El-Sewedy Dr.Fatma Ahmed. Outcomes. By the end of this lecture, the students will be able to.

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Electron Configuration

Electron Configuration. Atoms and how their electrons orbit inside them!. Quick Note!. An electron exists and moves in an orbital An orbital has a certain shape and distance from the nucleus An orbital can only hold a maximum of 2 electrons

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Chapter 4 Electron Configurations

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Electrons in the Atom

Electrons in the Atom. Heisenberg Uncertainty Principle. This is the theory that states that it is impossible to determine simultaneously both the position and velocity of an electron or any other particle. Quantum Theory.

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Electron Configurations

Electron Configurations. Electron Configurations. Electron configurations show the arrangement of electrons in an atom. A distinct electron configuration exists for atoms of each element . Electrons like to assume arrangements that have the lowest possible energies .

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Trends in the Periodic Table

Trends in the Periodic Table. Week 4. Vertical rows = groups Group 1 = alkali metals Group 2 = alkaline earths Groups 1 and 2 together = s block elements Group 7 = halogens Group 8 = inert gases Groups 3,4,5,6,7 and 8 = p lock elements. Group 1 elements:.

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Shake off

Shake off. Shake off. First electron absorbs photon and removes from the nucleus. Shake off. Shake off. Change of the effektiv nuclear charge. Shake off. Second electron is in its eigenstate ? Only single ionization occurs. Shake off. Second electron is NOT

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