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{
"metadata": {
"name": ""
},
"nbformat": 3,
"nbformat_minor": 0,
"worksheets": [
{
"cells": [
{
"cell_type": "heading",
"level": 1,
"metadata": {},
"source": [
"Chapter 3 : Chemical Bonding"
]
},
{
"cell_type": "heading",
"level": 3,
"metadata": {},
"source": [
"Example 3.4 pageno : 59"
]
},
{
"cell_type": "code",
"collapsed": false,
"input": [
"\n",
"# Variables\n",
"e1 = -13.6;\t\t\t#ionization potential of hydrogen in volts\n",
"n = 3.; \t\t\t#third orbit\n",
"m = 5.; \t\t\t#fifth orbit\n",
"\n",
"# Calculations\n",
"e3 = e1/(n**2);\t\t\t#Energy of third orbit in volts\n",
"e5 = e1/(m**2);\t\t\t#Energy of fifth orbit in volts\n",
"\n",
"# Results\n",
"print \"Energy of third orbit (in volts) = %.2f eV\"%e3\n",
"print \"Energy of fifth orbit (in volts) = %.2f eV\"%e5\n"
],
"language": "python",
"metadata": {},
"outputs": [
{
"output_type": "stream",
"stream": "stdout",
"text": [
"Energy of third orbit (in volts) = -1.51 eV\n",
"Energy of fifth orbit (in volts) = -0.54 eV\n"
]
}
],
"prompt_number": 1
},
{
"cell_type": "heading",
"level": 3,
"metadata": {},
"source": [
"Example 3.5 pageno : 61"
]
},
{
"cell_type": "code",
"collapsed": false,
"input": [
"\n",
"# Variables\n",
"d = 0.9178;\t\t\t#molecular distance in angstorm\n",
"\n",
"# Calculations\n",
"d1 = d*10**-10;\t \t\t#in m\n",
"e = 1.602*10**-19;\t\t\t#in C\n",
"dm = e*d1; \t\t\t#dipole moment in fully ionic state in Cm\n",
"dm_m = 6.375*10**-30;\t\t\t#meaured dipole moment in Cm\n",
"p = (dm_m*100)/dm;\t\t\t#Percentage ionic character\n",
"\n",
"\n",
"# Results\n",
"print \"Dipole moment of HF in fully ionic state (in Cm) = %.3e Cm\"%dm\n",
"print \"Percentage ionic character : %.1f %%\"%p\n"
],
"language": "python",
"metadata": {},
"outputs": [
{
"output_type": "stream",
"stream": "stdout",
"text": [
"Dipole moment of HF in fully ionic state (in Cm) = 1.470e-29 Cm\n",
"Percentage ionic character : 43.4 %\n"
]
}
],
"prompt_number": 2
}
],
"metadata": {}
}
]
}
|
