Chemistry, 24.06.2021 07:10 beccahmaarie

cho lượng dư Al tác dụng với dung dịch H2SO4 đặc nóng. Đâuuf tiên thấy giải phóng ra khí màu A mùi sốc, khí A làm mất màu dung dịch nước brom. Tiếp theo tạo thành kết tủa màu vàng. Rồi thoát ra khí không màu B mùi trứng thối, khí B cũng làm mất màu dung dịch nước brom, tạo kết tủa khi dẫn vào dung dịch Cu(NO3)2. Viết các phương trình phản ứng

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cho lượng dư Al tác dụng với dung dịch H2SO4 đặc nóng. Đâuuf tiên thấy giải phóng ra khí màu A mùi s...

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