أبـو مـريـم
29-09-2012, 07:39 AM
تدرج خواص العناصر فى الجدول الدورى ( علوم الثانى الاعدادى 2013 ) للأستاذ مصطفى شاهين
http://www.mediafire.com/?dgnld8z8jo27qry (http://www.mustafashaheen.com/vb/arbah.php?url=%61%48%52%30%63%44%6f%76%4c%33%64%33 %64%79%35%74%5a%57%52%70%59%57%5a%70%63%6d%55%75%5 9%32%39%74%4c%7a%39%6b%5a%32%35%73%5a%44%68%36%4f% 47%70%76%4d%6a%64%78%63%6e%6b%3d)
http://www.mediafire.com/?dgnld8z8jo27qry (http://www.mustafashaheen.com/vb/arbah.php?url=%61%48%52%30%63%44%6f%76%4c%33%64%33 %64%79%35%74%5a%57%52%70%59%57%5a%70%63%6d%55%75%5 9%32%39%74%4c%7a%39%6b%5a%32%35%73%5a%44%68%36%4f% 47%70%76%4d%6a%64%78%63%6e%6b%3d)