'Hg 2' presentation slideshows

Chapter 30 Introduction to Separation

Dong-Sun Lee/ CAT-Lab / SWU 2010-Fall version. Chapter 30 Introduction to Separation.

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Metal

Metal A substance or mixture that has a characteristic luster or shine and is generally a good conductor of heat and electricity Nonmetal An element that does not exhibit the characteristics of a metal Metalloid An element having characteristics of both metals and nonmetals.

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Nomenclature of Inorganic Compounds

Nomenclature of Inorganic Compounds. Chapter 6. Chemical Formulas. AxByCz. Elemental Symbol. Number of atoms. Inorganic Nomenclature. Nomenclature I. Binary ionic nomenclature. Ions. atoms or groups of atoms that have gained or lost electrons. cation -- positive ion

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What is bioremediation?

What is bioremediation?. The use of bacteria and fungi and plants to break down or degrade toxic chemical compounds that have accumulated in the environment. Site of contaminants. Water Air Soil Indoor environments. Sources of contamination. Point source contamination

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Nomenclature

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RISK ASSESSMENT

RISK ASSESSMENT. Emissions. Transport and Fate. Concentrations. Exposure. Dose. Dose-response Relationship. Health Risk. Schematic overview of a Health Risk Assessment. EMISSIONS. The Problem

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Ionic Equilibria III: The Solubility Product Principle

20. Ionic Equilibria III: The Solubility Product Principle. Chapter Goals. Solubility Product Constants ?????? Determination of Solubility Product Constants ???????? Uses of Solubility Product Constants Fractional Precipitation ????

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Poisoning with metals, metalloids and their derivates.

Poisoning with metals, metalloids and their derivates. Tatiana Dumitras, Md, PhD, associate professor. Metal poisoning. Metals are inhaled primarily as dusts and fumes. Metals poisoning can also result from exposure to vapors (e.g. mercury in the manufacture of fluorescent lamps).

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Precipitation titration

L e c t u r e 7. Precipitation titration. Associate prof . L.V. Vronska Associate prof . M.M. Mykhalkiv. Outline. Essence and classification of methods precipitation titration Titration Curves Argentometry Thiocyanatometry Mercurometry Sulphatometry Hexacianoferratometry.

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Bioremediation

Bioremediation. Chapter 8. What is bioremediation?. The use of bacteria and fungi and plants to break down or degrade toxic chemical compounds that have accumulated in the environment. Pollutants

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Chemistry 111

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Nomenclature

Nomenclature. Honors Coordinated Science II Wheatley-Heckman. Ionic Compounds. Held together by ionic bonds. What are ionic bonds? Between metals and non-metals Transfer of electrons between atoms. Attraction between oppositely charged ions. Ionic Compounds. Some examples are: NaCl

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WRITING IONIC FORMULAS

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Chapter 7 Electrochemistry

Chapter 7 Electrochemistry. §7.7 Thermodynamics of reversible cell. U. V. R o. E. R i. 7.7.1. Measurement of Electromotive forces (emf's). What is electromotive forces?. Can voltameter be used to measure electromotive force?. Discussion. High-impedance input. E s. A. E w. E x. A.

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Types of Chemical Reactions and Solution Stoichiometry

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Pb 2+ 、 Bi 3+ 、 Cu 2+ 、 Cd 2+ 离子的分离和鉴定

Pb 2+ 、 Bi 3+ 、 Cu 2+ 、 Cd 2+ 离子的分离和鉴定. 实验目的. 巩固和进一步掌握 Pb 2+ 、 Bi 3+ 、 Cu 2+ 、 Cd 2+ 及其化合物的性质； 掌握以上各离子的分离和鉴定方法。. 实验原理. (1) 本组离子的硫化物呈碱性，不溶于 Na 2 S 溶液，但可以溶于硝酸，因而可以与硫化物呈酸性的 Hg 2+ ， As(III), As(V), Sb(III), Sb(V), Sn(II), Sn(IV) 的硫化物分离； (2) Pb 2+ 、 Bi 3+ 、 Cu 2+ 在强碱性条件下与甘油反应能形成可溶性甘油配合物：.

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Writing formulas

Writing formulas. Look at first name. If it is ammonium, put NH 4 in parentheses and label it with a charge of +1 If it is mercury I, put the Hg 2 in parentheses and label it with a charge of +2

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Ag + , Pb 2+ , Hg 2 2+

Ag + , Pb 2+ , Hg 2 2+ Cu 2+ , Bi 3+ , Cd 2+ , Hg 2+ , H 2 AsO 3 - , AsO 4 3- , Sb 3+ , Sn 2+ , Sn 4+ Al 3+ , Fe 2+ , Fe 3+ , Co 2+ , Ni 2+ , Cr 3+ , Zn 2+ , Mn 2+ Ba 2+ , Ca 2+ , Mg 2+ Na + , K + , NH 4 +. Add 6M HCl. Precipitate. Insoluble Chlorides: AgCl, Hg 2 Cl 2 , PbCl 2.

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