March 15th, 2009· Altered "data" folder format
· Some typos and minor bugs fixed
January 26th, 2009· Bug fixed with box notation display
· Data pages "menu" updated for all pages
· Plus couple of other minor fixes
December 16th, 2008· Added "map" tab; see what each country produces/mines
· Added "on this day..."
· shows important scientific events that happened in history
· Added full text index
· Improved search
· Some bug fixes and data updates
May 20th, 2008· Added element information box
· For the highlighted element, shows;
· Name and symbol
· Atomic number and mass
· Magnetic ordering
· Melting and boiling point
· Density and electronegativity
· Added new "gradients" for use with display mode
· right mouse button to select
· Added many new properties to graph selection
· Added graph information (shows the values of the graph under the mouse cursor)
· Added; click graph to open element's data page
· Added logarithmic mode (base 10)
· Added much improved graph selection method
· Added graph options: Alter the graph colours; Print and save the current graph
· Added many more properties to "element property search" section
· Added; save data from "element property search" to a CSV file
· Added: units of the selected property will appear as a tooltip above the parameter name and itscorresponding value box
· Added new tab; toolbox
· Find constants, equations and chemical formulae (330 constants, over 6400 formulae)
· Added images to biography pages
· Added many more element tables
· Moved the atomic radii tab (now in the atomic structure tab)
· Fixes to the text and minor GUI improvements
March 24th, 2008· Added isotope abundance graph
· Added full electron configuration to box notation display
· Added a few of new images
· The text now follows IUPAC convenctions
· Much improved data page navigation
· Some bug fixes and GUI logic improvements
January 21st, 2008· Added group data;
· click on the group headings for 1,2,17,18,Lanthanoids and Actinoids to show
· important properties of only the elements in the selected group.
· Added some more data to "more info" pages;
· electrochemical equivalent
· electron work funtion
· valence electron potential
· ionization potential
· incompatibilties
· Added "box notation" to atomic structure tab
· Added the following to a new "state" tab available via the "dynamic" button;
· occurence
· block
· Goldschmidt classification
· Minor bug fixes, typos and errors corrected.
July 10th, 2007· New "Periodic Table" design
Added:
· History data
· Production / Occurrence page
· Added "default page" selection
· Select the page that opens when any element is clicked on
· Added flags to "alternative name" pages
· Added Unicode support (for translated pages)
April 14th, 2007· Added exotic isotopes for; Hydrogen and Helium
· Added crystal diagrams on more info pages
· Added valence diagram on main page
· Improved searching
March 13th, 2007· Added new graphs;
· Electrical conductivity
· Electronegativity
· Added new "element list" pages
· Electrican Conductivity
· Electronegativity
· Thermal Conductivity
· Symbol
· Added "vapour pressure" to More Info page
· Added "optical properties" to More Info
· Added "Reactions" page, detailing reactions with;
· water, air, acids, bases and the halogens
· Added page for each element listing its name in different languages
· Resizing vertically now implemented
· Tidied Glossary and Biography indexes
· Organized "More Info" pages
October 15th, 2006· Added new graphs
· Added graph display modes
· Added new graph display; custom, you choose which elements
· Added "element property search" to search tab
· Added important compounds for each element (where possible)
· Added new data to more info page
October 9th, 2006· Fixed; "Extra", bug which causes images after Thorium not to be displayed
· Improved element lists by name, date and discoverer for IE 7 users
July 17th, 2006· Allotrope pages added for relevant elements
· Added three extra graphs;
· Enthalpy of Fusion
· Enthalpy of Vapourisation
· Ionisation Energies (for each element)
· Added More Info pages with link to graph of Ionisation energies
· Added more content for each element