An atom of Scandium in the gas phase, for example, gives off energy when it gains an electron to form an ion of Scandium. Next, the person who discovered Scandium was Lars Nilson. _____ 5. 3 common uses for element: 1. Sc + e – → Sc – – ∆H = Affinity = 18.1 kJ/mol To use electron affinities properly, it is essential to keep track of sign. Up to 40% of the mineral thortveitite is composed of scandium yttrium silicate; this is the main source for scandium that is used throughout the world. 3. 5. Scandium for isolation purposes is collected from minerals such as euxenite, gadolinite, and thortveitite. One fact is that the date of discovery of Scandium was 1879. Fourth, The symbol for Scandium is Sc. Bohr Model for Neon P = 10 N = 10 Bohr Model for Neon P = 21 N = 24 Bohr Model for Scandium P = 21 N = 24 Bohr Model for Scandium Energy Levels How many electrons fit in the 1st, 2nd, and 3rd, energy levels combined? Argon has 2 electrons in its first shell, 8 in its second, 8 in its third.Check me out: http://www.chemistnate.com 2) You should have 6 total electrons for Carbon. 5) The 3rd shell can hold 18, but the elements in the first few periods only use 8 electrons. and add an electron for scandium. 3) Only two electrons can fit in the 1st shell. What is the electron configuration for scandium? _____ What is the configuration? Next element . The electron configuration for the carbon atom is 1s^2 2s^2 2p^2. Try different orbitals until you find the right one. Bohr Diagrams 1) Check your work. Is this configuration correct 3. The electron configuration for scandium (atomic number 21), … Bohr Model.) Third, the element Scandium origin is from Scandinavia. Despite scandium’s scarcity and high cost, interest in the metal is high and multiple high value commercial uses have been developed. Of particular interest is the alloy of scandium into aluminum metal products. and add an electron for calcium. ... Next element. 6p 6n. Please also tell me how to do this so when I get to the exam I can do it. Bohr Diagrams Try the following elements one at a time: a) H b) He 4) The 2nd shell can hold up to 8 electrons. Is this configuration correct? Bohr model is an early model of atomic structure in which electrons circulate around the nucleus in discrete stable orbits with different energy levels. _____ 3. 2. Last, the same observations of Scandium are Minerals. Thanks! Arrange: Click . Scandium Element Bohr Model | www.imgarcade.com - Online Image Arcade! 4. Chemistry Bohr Model of the Atom Excited States and Ground States. Using the Bohr model, estimate the wavelength of the Kα X-ray in scandium (Z = 21). What is an excited state of scandium? (Note: For simplicity, all but the outer shell electrons will disappear on the Bohr Model.) 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