Usuario:Untrozo/ta

http://en.wikipedia.org/wiki/Wikipedia%3AWikiProject_Elements

Data acquisition guide for filling in the table templates. These instructions assume you have made active the links at the bottom of the template and are using those links to gather data.

General Grupo, periodo, bloque

• WebElements.com -- clic en "Key data; description" on side panel (o ver la tabla periódica)

Density

• WebElements.com -- clic en "Density"

Hardness (Mohs)

• EnvironmentalChemistry.com -- 2/3 down "Physical Properties"

Appearance

• WebElements.com -- clic en "Key data; description" on side panel

Atomic Atomic weight

• WebElements.com -- clic en "Key data; description" on side panel; tb en http://www.chem.qmw.ac.uk/iupac/AtWt/

Atomic, Covalent, van der Waals radii

• WebElements.com -- clic en "Van der Waals radius"

Electron configuration & e- 's per energy level

• WebElements.com -- clic en "Electron configuration"

Oxidation states

   * EnvironmentalChemistry.com -- next to last in "Atomic Structure"

• Oxide is.... http://chemlab.pc.maricopa.edu/periodic/periodic.html

Crystal structure

• EnvironmentalChemistry.com -- 1/4 through "Atomic Structure"

Physical State of matter at STP

• WebElements.com -- clic en "Key data; description" on side panel

Melting and Boiling point at SP

• WebElements.com -- clic en "Boiling point"

Molar volume

• WebElements.com -- clic en "Molar Volume"

Heat of vaporization

   * EnvironmentalChemistry.com -- 3/4 through "Physical Properties"
   * Alternate source:

• http://chemlab.pc.maricopa.edu/periodic/periodic.html

Heat of fusion

   * EnvironmentalChemistry.com -- 1/2 through "Chemical Properties"
   * Alternate source:

• http://chemlab.pc.maricopa.edu/periodic/periodic.html

Vapor pressure

   * EnvironmentalChemistry.com -- at the end of "Physical Properties"
   o add 273 to the Celsius temperature to get Kelvin.

Velocity of Sound

• WebElements.com -- clic en "Velocity of sound"

   * Alternate source:

• http://www.allmeasures.com/Formulae/static/materials/

Miscellaneous Electronegativity

• EnvironmentalChemistry.com -- third entry under "Chemicl Properties".

Specific heat capacity

• EnvironmentalChemistry.com -- second to last in "Physical Properties"

multiply numeric value by 1000

• compare with http://www.allmeasures.com/Formulae/static/materials/

Electrical conductivity and Thermal conductivity

• EnvironmentalChemistry.com -- 1/5 down "Physical Properties"

multiply each numeric value by 100

ionization potentials

• WebElements.com -- cilic en "Ionization energies"

Isotopic

• EnvironmentalChemistry.com -- cilic en the link at the bottom of the page going to "Nuclides" (Under "Part Two")

Choose all the stable forms and only the most stable isotopes -- Please don't include any isotopes with half-lifes less than a week