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Unformatted text preview: [nucleus])-The atomic number (Z) is the number of protons in the nucleus in each element; +Ze is the total charge on an atomic nucleusthere are also Z electrons around the nucleus for the atom to be neutral 1.2 The Characteristics of Electromagnetic Radiation-The analysis of the light emitted or absorbed by substances is called spectroscopy-Electromagnetic radiation is oscillating electric&magnetic fields that travel through empty space at the speed of light (c, 3.00x10^8m/s)-Forms of electromagnetic radiation include: visible light, radio waves, microwaves and x-rays (they all transfer energy from one region of space to another)-Ultraviolet radiation is radiation that is at a higher frequency than violet light, wavelength approx. <400nm-Infrared radiation is radiation experienced as heat, wavelength approx. >800nm-...
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This note was uploaded on 08/07/2009 for the course CHEM 6A taught by Professor Pomeroy during the Spring '08 term at UCSD.
- Spring '08