Introduction-to-Mercury..............pptx
- 1. Introduction to Mercury Mercury is a silvery, heavy, mobile liquid at room temperature. It's a unique element due to its versatile physical and chemical properties
- 2. Physical Properties of Mercury State at Room Temp. Mercury remains in a liquid state at room temperature. High Density It is remarkably dense, making it an exceptional conductor. Thermal Conductivity Mercury is a poor conductor of heat.
- 3. Chemical Properties of Mercury 1 Corrosion Resistance It's highly resistant to oxidation and does not tarnish easily. 2 Reactivity Reacts with acids and some metals to form compounds. 3 Alloy Formation Commonly used in amalgams which are useful in dentistry.
- 4. Historical Significance of Mercury 1 Ancient Use Used by ancient civilizations in religious ceremonies. 2 Alchemy Symbolism Represented the element of spirit in alchemy. 3 Scientific Discoveries Played a significant role in early scientific experiments.
- 5. Uses of Mercury Thermometers Historically used in thermometers due to its high coefficient of expansion. Dental Amalgams Important component in dental amalgam fillings. Laboratory Equipment Utilized in scientific instruments and laboratory apparatus.
- 6. Environmental Impact of Mercury Water Contamination Mercury pollution affects aquatic ecosystems, especially fish. Atmospheric Release Industrial emissions contribute to atmospheric mercury levels. Soil Contamination Can affect soil quality and crop health in contaminated areas.
- 7. Health Effects of Mercury Exposure 1 Neurological Impact Exposure can lead to severe neurological damage, especially in children. 2 Developmental Concerns Adverse effects on fetal and infant development from maternal exposure. 3 Respiratory Issues Inhalation of mercury vapors can lead to respiratory problems.
- 8. Interesting Facts about Mercury Planet & Element Named after the Roman god Mercury, it's the only metal that is liquid at standard conditions for temperature and pressure. Art & Symbolism Has been a significant element in various cultures, representing different values and concepts. Chemical Behavior Forms interesting amalgams with other metals due to its unique properties.
- 9. Pictures of Mercury in Different Forms Metallic Mercury Reflective and visually appealing in its liquid state. Mercury Vapor Displays unique dispersion and fascinating visual characteristics. Mercury Amalgam Used in dental applications, displaying its versatile nature.
- 10. Conclusion 7B Symbol Mercury's chemical symbol is Hg, derived from "hydrargyrum" in Greek. 300 Boiling Point (°C) Mercury boils at approximately 300°C, making it a liquid at room temperature. 12 Atomic Number Mercury has an atomic number of 80 in the periodic table.