arsenic

   **__ARSENIC __** ELEMENT SYMBOL:  AS    ATOMIC #: 33  ATOMIC MASS #: 74.921      PHSICAL STATE ROOM TEMP.: SOLID MEANING OF ELEMENT:  **From the Latin word arsenicum, the Greek word arsenikon and the Arabic word Az-zernikh. ** USES OF ELEMENT: **manufacture of arsenic compounds, **** preparing hardened lead shot, ** **alloys used for making boiler tubes, insecticides and weed-killers, the electronics industry in the manufacture of semiconductors, and Arsenic in the form of Gallium Arsenide is used in semiconductor lasers. ** <span style="FONT-SIZE: 12pt; FONT-FAMILY: 'Comic Sans MS'; mso-fareast-font-family: 'Times New Roman'; mso-bidi-font-family: Arial">DICOVERED BY: **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-themecolor: text2; mso-themeshade: 128">Albertus Magnus ** <span style="FONT-SIZE: 12pt; LINE-HEIGHT: 115%; FONT-FAMILY: 'Comic Sans MS'; mso-fareast-font-family: 'Times New Roman'; mso-bidi-font-family: Arial">HOW ELEMENT WAS DISCOVERED: **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; LINE-HEIGHT: 115%; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128">Arsenic was discovered ****<span style="FONT-SIZE: 16pt; COLOR: #0f243e; LINE-HEIGHT: 115%; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128"> in ancient times, it was said that the Chinese, Greek and Egyptian people used to experiment with the element by consuming it. ** __<span style="FONT-SIZE: 12pt; LINE-HEIGHT: 115%; FONT-FAMILY: 'Comic Sans MS'; mso-fareast-font-family: 'Times New Roman'; mso-bidi-font-family: Arial">PHYSICAL PROPERTIES: __ <span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128"> <span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128"> __<span style="FONT-SIZE: 12pt; FONT-FAMILY: 'Comic Sans MS'; mso-fareast-font-family: 'Times New Roman'; mso-bidi-font-family: Arial">CHEMICAL PROPERTIES: __ || **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128">Arsenopyrite, enargite (misc) ** <span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128"> || <span style="FONT-SIZE: 16pt; COLOR: #0f243e; LINE-HEIGHT: 115%; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128"> <span style="FONT-SIZE: 12pt; LINE-HEIGHT: 115%; FONT-FAMILY: 'Comic Sans MS'; mso-fareast-font-family: 'Times New Roman'; mso-bidi-font-family: Arial">COMMON IONS: **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; LINE-HEIGHT: 115%; FONT-FAMILY: 'Arial','sans-serif'; mso-ansi-language: EN; mso-themecolor: text2; mso-themeshade: 128">Ascorbinsaeure ** <span style="FONT-SIZE: 12pt; LINE-HEIGHT: 115%; FONT-FAMILY: 'Comic Sans MS'; mso-bidi-font-family: Arial; mso-ansi-language: EN">ISOTOPES: ** MASS #, 75 ** <span style="FONT-SIZE: 12pt; LINE-HEIGHT: 115%; FONT-FAMILY: 'Comic Sans MS'; mso-fareast-font-family: 'Times New Roman'; mso-bidi-font-family: Arial">LINK TO ELEMENT (SILVER): <span style="FONT-FAMILY: 'Arial','sans-serif'">  <span style="FONT-SIZE: 12pt; LINE-HEIGHT: 115%; FONT-FAMILY: 'Arial','sans-serif'"> www.tamuk.edu/chemistry/Web**Elements**/**silver**_**element**.htm   <span style="FONT-FAMILY: 'Arial','sans-serif'"> www.tamuk.edu/chemistry/WebElements/silver_element.htm  <span style="FONT-SIZE: 12pt; LINE-HEIGHT: 115%; FONT-FAMILY: 'Comic Sans MS'; mso-fareast-font-family: 'Times New Roman'; mso-bidi-font-family: Arial"> <span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128"> <span style="FONT-SIZE: 16pt; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'"> <span style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman','serif'; mso-fareast-font-family: 'Times New Roman'">
 * **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128"> [|Color:] ** || **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128">Gray ** ||
 * **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128"> [|State at 25°C:] ** || **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128">solid ** ||
 * **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128"> [|Density (g/cm3):] ** || **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128">5.778 ** ||
 * **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128"> [|Hardness (Mohs):] ** || **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128">3.5 ** ||
 * **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128"> [|Melting Point (K):] ** || **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128">886 ** ||
 * **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128"> [|Boiling Point (K):] ** || **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128">No data ** ||
 * **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128"> [|Heat of Fusion (kJ/mol):] ** || **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128">27.7 ** ||
 * **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128"> [|Heat of Vaporization (kJ/mol):] ** || **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128">No data ** ||
 * **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128"> [|Heat of Atomization (kJ/mol):] ** || **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128">302 ** ||
 * **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128"> [|Therm. Conductivity (J/m sec K):] ** || **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128">50.2 ** ||
 * **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128"> [|Elec. Conductivity (1/mohm cm):] ** || **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128">30.03 ** ||
 * **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128"> [|Abundance, Solar System:] ** || **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128">0.817 ** ||
 * **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128"> [|Abundance, Earth's Crust:] ** || **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128">0.3 ** ||
 * **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128"> [|Pure Cost ($/100g):] ** || **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128">$ 320.00 ** ||
 * **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128"> [|Bulk Cost ($/100g):] ** || <span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128"> ||
 * **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128"> [|Source:] **
 * **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128"> [|Source:] **
 * <span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128"> || **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128">33 ** ||
 * **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128">Atomic mass ** || **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128">74.9216 g.mol -1 ** ||
 * **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128">Electro negativity according to Pauling ** || **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128">2.0 ** ||
 * **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128">Density ** || **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128">5.7 g.cm-3 at 14°C ** ||
 * **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128">Melting point ** || **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128">814 °C (36 atm) ** ||
 * **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128">Boiling point ** || **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128">615 °C (sublimation) ** ||
 * **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128">Vanderwaals radius ** || **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128">0.139 nm ** ||
 * **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128">Ionic radius ** || **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128">0.222 nm (-2) 0,047 nm (+5) 0,058 (+3) ** ||
 * **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128">Isotopes ** || **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128">8 ** ||
 * **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128">Electronic shell ** || **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128">[ Ar ] 3d10 4s2 4p3 ** ||
 * **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128">Energy of first ionization ** || **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128">947 kJ.mol -1 ** ||
 * **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128">Energy of second ionization ** || **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128">1798 kJ.mol -1 ** ||
 * **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128">Energy of third ionization ** || **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128">2736 kJ.mol -1 ** ||
 * **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128">Standard potential ** || **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128">- 0.3 V (As3+/ As ) ** ||
 * **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128">Discovered by ** || **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'; mso-themecolor: text2; mso-themeshade: 128">The ancients ** ||
 * <span style="FONT-SIZE: 12pt; COLOR: #0f243e; LINE-HEIGHT: 115%; FONT-FAMILY: 'Comic Sans MS'; mso-bidi-font-family: Arial; mso-ansi-language: EN; mso-themecolor: text2; mso-themeshade: 128"> NATURAL ABUNDANCE, 100% **
 * <span style="FONT-SIZE: 12pt; COLOR: #0f243e; LINE-HEIGHT: 115%; FONT-FAMILY: 'Comic Sans MS'; mso-bidi-font-family: Arial; mso-ansi-language: EN; mso-themecolor: text2; mso-themeshade: 128"> HALF-LIFE, STABLE **<span style="FONT-SIZE: 16pt; COLOR: #0f243e; LINE-HEIGHT: 115%; FONT-FAMILY: 'Arial','sans-serif'; mso-ansi-language: EN; mso-themecolor: text2; mso-themeshade: 128">