Annotation of loncom/html/res/adm/pages/reactionresponse/reaction_help.html, revision 1.3

1.1       albertel    1: <!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML//EN">
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1.3     ! albertel    3: $Id: reaction_help.html,v 1.2 2003/06/30 20:45:42 albertel Exp $
1.1       albertel    4: 
                      5: Copyright Michigan State University Board of Trustees
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                      7: This file is part of the LearningOnline Network with CAPA (LON-CAPA).
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                      9: LON-CAPA is free software; you can redistribute it and/or modify
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                     27: <html> <head>
                     28: <title>Chemical Reaction Editor Help</title>
                     29: </head>
                     30: 
                     31: <body>
                     32: <h1>Chemical Reaction Editor</h1>
1.2       albertel   33: <h3>Description</h3>
1.3     ! albertel   34: <ul>
1.2       albertel   35: <li>Reactants are separated from products by '->'.</li>
                     36: <li>Individual reactants and products are separated by '&nbsp;&nbsp;+' (leading space is obligatory).</li>
                     37: <li>Numbers preceding the first symbol of a chemical specie are considered to be stoichiometric coefficients.</li>
                     38: <li>Numbers appearing after the first symbol of a chemical specie are considered to be subscripts.</li>
                     39: <li>Superscripts are initialized by '^' and terminated by a space.</li>
                     40: <li>Ionic charges are superscripts composed of a number followed by a sign (i.e. '^2+').</li>
1.3     ! albertel   41: </ul>
1.2       albertel   42: <br /><br />
1.1       albertel   43: <i>Press the 'Check' button to view your reaction before you submit it!</i>
                     44: 
1.2       albertel   45: <h3>Examples</h3>
1.3     ! albertel   46: <ul>
1.2       albertel   47: <li>Ca(NO<sub>3</sub>)<sub>2</sub> is written as:<br>&nbsp;&nbsp;&nbsp; Ca(NO3)2</li>
                     48: <li>OH<sup>-</sup> + H<sub>3</sub>O<sup>+</sup> <m>$\rightarrow$</m> 2H<sub>2</sub>O is written as:<br>&nbsp;&nbsp;&nbsp; OH^- + H3O^+ -> 2H2O</li>
                     49: <li>[Co(H<sub>2</sub>O)<sub>6</sub>]<sup>2+</sup> + 4Cl<sup>-</sup>  <m>$\rightarrow$</m> [CoCl<sub>4</sub>]<sup>2-</sup> + 6H<sub>2</sub>O is written as:<br>&nbsp;&nbsp;&nbsp; [Co(H2O)6]^2+ + 4Cl^- -> [CoCl4]^2- + 6H2O</li>
                     50: <li><sup>3</sup><sub>1</sub>H + <sup>2</sup><sub>1</sub>H  <m>$\rightarrow$</m> <sup>4</sup><sub>2</sub>He + <sup>1</sup><sub>0</sub>n is written as:<br>&nbsp;&nbsp;&nbsp; ^3 1H + ^2 1H -> ^4 2He + ^1 0n</li>
1.3     ! albertel   51: </ul>
1.2       albertel   52: <hr />
1.1       albertel   53: <center>
1.2       albertel   54: <form><input type="button" value="  Close Help  " onClick = "window.close()" /></form>
1.1       albertel   55: </center>
                     56: </body> </html>

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