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Valency and writing chemical formulas

Valency is an element's combining capacity; formulas are written by balancing valencies (e.g.

The idea, in English

Valency is an element's combining capacity; formulas are written by balancing valencies (e.g. Al2O3, FeCl3), including common groups like SO4 and CO3.

Explain in Egyptian Arabic

الـ valency هي قدرة العنصر إنه يتحد مع غيره؛ والـ formulas بنكتبها عن طريق إننا نوازن الـ valencies (زي Al2O3 و FeCl3)، ومعاها الـ groups الشائعة زي SO4 و CO3.

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