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Question

phân loại đơn chất hợp chất trong số các chất sau: o2, CO2, KMnO4, FE, O3, kno3, bacl2, h2, mg, naoh, ca(hco3)2, FE( oh)2, FE(OH)3 BASO4, Fe2(so4), br2, mn nêu các nguyên tố có mặt trong chất

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animepham · Accepted Answer

Đơn chất gồm: O2 ,Fe, H2, Mg, Br2``````````````````````````````````````````````Hợp chất gồm: KMnO4, KNO3, BaCl2, NaON, Ca(NCO3),````````````````````````````````````````````````````````````````````````````Fe(OH)2, Fe(OH)3, BaSO4, Fe2(SO4),```````````````````````````````````````````````````*) Trong đó các đơn chất: O2 có nguyên tố oxygen```````````````````````````````````````````````````````````````````Fe có nguyên tố Iron````````````````````````````H2 có nguyên tố hydrogen```````````````````````````````````Mg có nguyên tố Magnesium```````````````````````````````````````Br2 có nguyên tố bromine``````````````````````````````````*) KMnO4 gồm 3 nguyên tố: potassium, manganese, oxygen`````````````````````````````````````````````````````````````````````````````````KNO3 gồm 3 nguyên tố: potassium, nitrogen, oxygen```````````````````````````````````````````````````````````````````````BaCl2 gồm 2 nguyên tố: barium, chlorine```````````````````````````````````````````````````````NaON gồm 2 nguyên tố: sodium, oxygen, nitrogen```````````````````````````````````````````````````````````````````Ca(NCO3) gồm 4 nguyên tố: calcium, nitrogen,```````````````````````````````````````````````````````````````carbon, oxygen`````````````````````Fe(OH)2 gồm 3 nguyên tố: Iron, oxygen, hydrogen```````````````````````````````````````````````````````````````````Fe(OH)3 gồm 3 nguyên tố: Iron, oxygen, hydrogen```````````````````````````````````````````````````````````````````BaSO4 gồm 3 nguyên tố: barium, solfur, oxygen````````````````````````````````````````````````````````````````Fe2(SO4) gồm 3 nguyên tố: Iron, solfur, oxygen```````````````````````````````````````````````````````````````      Câu trả lời: Đơn chất gồm: O2 ,Fe, H2, Mg, Br2``````````````````````````````````````````````Hợp chất gồm: KMnO4, KNO3, BaCl2, NaON, Ca(NCO3),````````````````````````````````````````````````````````````````````````````Fe(OH)2, Fe(OH)3, BaSO4, Fe2(SO4),```````````````````````````````````````````````````*) Trong đó các đơn chất: O2 có nguyên tố oxygen```````````````````````````````````````````````````````````````````Fe có nguyên tố Iron````````````````````````````H2 có nguyên tố hydrogen```````````````````````````````````Mg có nguyên tố Magnesium```````````````````````````````````````Br2 có nguyên tố bromine``````````````````````````````````*) KMnO4 gồm 3 nguyên tố: potassium, manganese, oxygen`````````````````````````````````````````````````````````````````````````````````KNO3 gồm 3 nguyên tố: potassium, nitrogen, oxygen```````````````````````````````````````````````````````````````````````BaCl2 gồm 2 nguyên tố: barium, chlorine```````````````````````````````````````````````````````NaON gồm 2 nguyên tố: sodium, oxygen, nitrogen```````````````````````````````````````````````````````````````````Ca(NCO3) gồm 4 nguyên tố: calcium, nitrogen,```````````````````````````````````````````````````````````````carbon, oxygen`````````````````````Fe(OH)2 gồm 3 nguyên tố: Iron, oxygen, hydrogen```````````````````````````````````````````````````````````````````Fe(OH)3 gồm 3 nguyên tố: Iron, oxygen, hydrogen```````````````````````````````````````````````````````````````````BaSO4 gồm 3 nguyên tố: barium, solfur, oxygen````````````````````````````````````````````````````````````````Fe2(SO4) gồm 3 nguyên tố: Iron, solfur, oxygen```````````````````````````````````````````````````````````````

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