النظائر و العدد الكتلي Created by G.Baker www.thesciencequeen.net.

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النظائر و العدد الكتلي Created by G.Baker www.thesciencequeen.net

ماذا اعرف ماذا اريد ان اعرف ماذا عرفت

ايهما العدد الذري و العدد الكتلي ؟ البروم ايهما العدد الذري و العدد الكتلي ؟ عدد الكتلة 80 Br العدد الذري 35

ماهو الفرق بين عدد الكتلة و العدد الذري ؟؟

النظائر Carbon - 12 Carbon - 13 Carbon - 14 بماذا تسمي هذه الذرات المتشابهة ؟ النظائر

مقارنة بين عدد البروتون و النيترون الأختلاف في عدد النيترون في نظائر الكربون الأختلاف في عدد النيترون

تطبيق 6 6 6 بماذا تسمي هذه الذرات المتشابهة ؟ 12C 13C 14C 6 6 6 #p _______ _______ _______ #n _______ _______ _______ #e _______ _______ _______ بماذا تسمي هذه الذرات المتشابهة ؟

نظائر الكربون 6 6 6 12C 13C 14C protons 6 p+ 6 p+ 6 p+ 6 6 6 protons 6 p+ 6 p+ 6 p+ neutrons 6 n 7 n 8 n electrons 6 e- 6 e- 6 e-

عدد البروتونات لكنها تختلف النظائر هي ذرات التي لها نفس عدد البروتونات لكنها تختلف في عدد النيوترونات

النظائر ذرة الماغنسيوم 24Mg 25Mg 26Mg 12 12 12 ايهما اكبر كتلة ؟؟

ما الذي يختلف بين الذرتين ؟ 6Li 7Li 3 p+ 3 n0 2e– 1e– 3 p+ 4 n0 2e– 1e– ما الذي يختلف بين الذرتين ؟

6Li 7Li 3 p+ 3 n0 3 p+ 4 n0 2e– 1e– 2e– 1e– + + Lithium-6 Lithium-7 Nucleus Neutron Proton Nucleus Neutron Proton Electrons + Electrons + Nucleus Nucleus Lithium-6 Lithium-7 Neutrons 3 Protons 3 Electrons 3 Neutrons 4 Protons 3 Electrons 3

Cl نظائر الكلور 37 17 Cl Chlorine-37 17 37 20 atomic #: mass #: # of protons: # of electrons: # of neutrons: 37 17 Cl Atoms that have the same number of protons, and hence the same atomic number, but different numbers of neutrons are called isotopes. Courtesy Christy Johannesson www.nisd.net/communicationsarts/pages/chem

نظائر الكلور 17 17 كلور- 35 كلور-37 (اسم النظير) 35Cl 37Cl ) رمز النظير) 17 17 كلور- 35 كلور-37 (اسم النظير) LecturePLUS Timberlake

ماذا اعرف ماذا اريد ان اعرف ماذا عرفت

عدد الكتلة = العدد الذري + عدد النيوترونات

مكونات الذرة بمعلومية العدد الذري و العدد الكتلي 16 31 65 O P Zn 8 15 30 8 p+ 15 p+ 30 p+ 8 n 16 n 35 n 8 e- 15 e- 30 e-

تطبيق عدد الذري عدد الكتلة p+ n0 e– Ca 20 40 20 20 20 Ar 18 40 18 22 بروتون p+ نيترون n0 الكترون e– Ca 20 40 20 20 20 Ar 18 40 18 22 18 Br 35 80 35 45 35