Ngày tải lên :
16/06/2014, 21:42
... H2N-CH2-CH2-COOH B H3N+-CH2-COOHCl-, H3N+-CH2-CH2-COOHCl- C H2N-CH2-COOH, H2N-CH(CH3)-COOH D H3N+-CH2-COOHCl-, H3N+-CH(CH3)-COOHCl- Cõu 33: Nhit phõn cỏc mui sau: NH4NO2, NaHCO3, CaCO3, KMnO4, NaNO3, ... NaOH v dd Na 2CO3 B un cỏc ancol thuc dóy ng ng ca ancol etylic vi H2SO4 c 1700C u thu c anken C Mt mol anehit n chc phn ng gng to ti a hai mol g D Oxi húa ancol no, n chc thu c anehit Cõu 82: ... l: A Fructoz, mantoz, glixerol, anehit axetic B Glucoz, glixerol, mantoz, axit fomic C Glucoz, mantoz, axit fomic, anehit axetic D Glucoz, fructoz, mantoz, saccaroz Câu 165: Mt anion X2- cú tng...