كيمياء عنصرا هي التي تحدد الطريقة التي يتم الترتيب لها الالكترونات في الذرة. وهذه الترتيبات على أساس التصنيف الدوري الحديث للعناصر : الجدول الدوري.
—from Structure and Bonding (Basic Concepts in Chemistry) (هيكل والتسنيد (المفاهيم الأساسية في الكيمياء)), a book by Jack Barrett
Active since December 24, 2009.
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Rank | Username | WPM | Accuracy | Date |
---|---|---|---|---|
53. | أمل (amalhamadeh) | 31.95 | 97% | 2017-11-07 |
54. | Fares (farespsy) | 31.50 | 98% | 2017-07-02 |
55. | Abdulkadir (jeilani) | 31.34 | 92% | 2018-03-03 |
56. | mouaz (mouazo) | 31.16 | 97% | 2013-05-05 |
57. | Mohammed Khaja (mkahsanuddin) | 30.88 | 95% | 2016-06-19 |
58. | malak (malak1990) | 30.84 | 85% | 2013-03-25 |
59. | ربا (rabrob) | 30.43 | — | 2011-04-09 |
60. | safeer (safeer53) | 30.35 | 93% | 2013-12-11 |
61. | AhmedSalem (mrtempo) | 29.73 | 95% | 2014-02-01 |
62. | lihwa (lihwa_maya) | 29.06 | — | 2009-12-24 |
63. | a (adelie123) | 27.33 | 96% | 2014-08-28 |
64. | مريم (me0o0ma) | 26.73 | 95% | 2012-09-13 |
65. | abu5lod (abu5lod1) | 25.32 | 91% | 2016-11-28 |
66. | iyte (iyte) | 25.26 | 88% | 2011-09-28 |
67. | tote (talosh) | 24.62 | 97% | 2011-05-04 |
68. | moneer (moneersaleh) | 23.07 | 90% | 2013-02-18 |
69. | Suhail (suhail_jn) | 22.81 | 91% | 2016-09-17 |
70. | SEED (seid) | 22.08 | 97% | 2015-05-17 |
71. | Ars (arsalattas) | 21.46 | 86% | 2016-06-03 |
72. | george (georgehneno) | 20.90 | — | 2010-03-20 |
73. | mostafa (desha1) | 19.65 | 94% | 2017-05-19 |
74. | koki (katie21) | 19.12 | 91% | 2013-08-15 |
75. | Emine (emijemi) | 18.70 | 86% | 2015-08-06 |
76. | Suleman (mohdsulemanhyd) | 18.37 | 97% | 2015-08-16 |
77. | Joyce (joy83) | 17.96 | 98% | 2015-05-13 |
78. | Hman (mrlornsem) | 16.40 | 92% | 2014-03-18 |
79. | SKT (skt727) | 16.37 | 88% | 2015-09-27 |
80. | Malek (malek_swagger) | 16.34 | 90% | 2018-08-11 |
81. | abdoo (criosphinx) | 15.78 | 68% | 2011-12-13 |
82. | Ahmed (web_master) | 14.07 | — | 2011-04-28 |
Universe | Races | Average WPM | First Race |
---|---|---|---|
Arabic | 188 | 37.70 | December 24, 2009 |