النواة

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النواة

هو عدد البروتونات الموجبة الموجودة داخل النواة الالكترونات النظائر العدد الذري العدد الكتلي هو مجموع أعداد البروتونات والنيترونات الموجودة داخل نواة العنصر النظائر الالكترونات العدد الذري العدد الكتلي

تعليق واحد على النواة

الغامدي ديسمبر 25, 2020 at 10:35 ص رد

❤

اترك تعليقا: إلغاء الرد