Science Fair Research Paper

Introduction What color will the flaming produce when introduced to the pursuit metals: sodium chloride, potassium chloride, calcium chloride, lithium chloride, and barium chloride? This test is to bump the colourise of the nuclear emission spectra of these metals. The color of the emitted burst out is depending on the zilch level of all(prenominal) metal ion. For role model no-good at large(p) is more energetic than reddened light. When heated, to each one gene emits a characteristic specimen of light energies which is usable for identifying the element. In this research paper I plan to controvert the atomic emission spectra, qualitative analysis, my hypothesis, and the materials needed to perform this experiment. The flame runnel is one of the earliest analytical techniques in chemistry. It identifies elements by the colors they produce in flames. There ar legion(predicate) ways of performing this test, and each of which has pros and cons. Wooden splint, cotton swab, loops, and dot bottles method actings. I am choosing to use the spray bottle method in my experiment. When elements ar heated to high temperatures, some of their electrons are harebrained to higher energy levels.

These excited electrons can thus come up back to lowe r energy levels, psychotherapeutic ! the excess energy in packets of light c in alled photons (the basic unit of light and all other forms of electromagnetic radiation.) or light quanta (the minimum inwardness of any physiological entity involved in an interaction.). The color of the emitted light depends on its energy. blueish light is more energetic than red light for example. When heated, each element emits a characteristic pattern of light energies which is serviceable for identifying the element. The characteristic colors of light produced when substances are heated in the...If you want to get a broad essay, order it on our website: OrderCustomPaper.com

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