Text #1020104

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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Leaders

View ranks through of 96
Rank Username WPM Accuracy Date
1. Abbey (ooois) 98.04 99% 2013-02-18
2. GeniuS (genius_brain) 77.08 93% 2014-03-17
3. Asif (dearasi@msn.com) 75.30 92% 2011-12-27
4. starking882006@yahoo.com (s... 73.77 96% 2013-03-21
5. Osman (idrisidris) 69.49 100% 2016-08-15
6. roro (roro9) 69.25 98% 2012-06-11
7. Osman (osmanidris) 68.84 97% 2016-09-01
8. osman (osmanosman) 68.69 100% 2016-09-14
9. Walid (walid_ali) 68.03 90% 2015-07-01
10. adel (namool) 64.40 97% 2013-10-29
11. N.ss.R (iamhere) 63.54 96% 2011-07-25
12. Raven (hattem) 62.41 94% 2011-05-12
13. ibster (ibster) 60.27 96% 2012-12-19
14. Almiqdad (joooker21) 59.87 94% 2016-08-28
15. belmido (belmido) 58.83 100% 2015-11-29
16. Maged (magmag) 58.00 97% 2011-09-11
17. Abdellah (xthunder89) 57.95 97% 2015-12-16
18. Sahar (sahar_moonlight) 57.44 91% 2015-01-03
19. Hamza (hamzaa_94) 55.78 — 2010-06-22
20. mohammed (hitmankk) 55.45 92% 2011-05-12
21. Yemeni (967bytes) 53.72 94% 2017-06-12
22. Mustafa (mstlion) 52.76 94% 2015-07-29
23. Ali (ali.ahmed@yahoo.com) 52.70 95% 2013-03-01
24. sami (ghostsna) 48.98 97% 2016-08-19
25. in (uaqlover) 47.43 97% 2017-11-17
26. باقية وتتمدد (is... 46.95 95% 2015-05-25
27. laith (laith90) 46.86 97% 2016-12-02
28. Dania (dania99) 45.29 90% 2016-02-02
29. Asmaa (asmaatalal) 45.18 91% 2017-03-20
30. SheKOo (shekoo) 43.80 — 2010-11-14

Universes

Universe Races Average WPM First Race
Arabic 189 37.71 December 24, 2009