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haiau1011
2 năm trước
MOD ƠI GIÚP EM VỚI Đốt Cacbon trong không khí ở nhiệt độ cao được hỗn hợp khí A. Cho A tác dụng với Fe2O3(rắn) nung nóng được hỗn hợp khí B và hỗn hợp chất rắn C. Cho B tác dụng với dd Ca(OH)2 được kết tủa D và dd E. Cho NaOH dư vào E được kết tủa D, cho C tan trong dd HCl thu được khí và dd F. Cho F tác dụng với NaOH được hỗn hợp kết tủa G. Nung G trong không khí được một oxit duy nhất. Viết PTHH xảy ra các hiện tượng trên
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