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1.XYZ7HCOClFeXYXYXYZZZ12X347Z2.ABCDEABCDE1AD23ABC4ABDE3AE.ABCDE.BACDEC.DABCE12EC3CABDE4ABCD4ABDECHOSNaCaFeD1D2ABEDED3ABDEED4ABEDABED56CuSO4NaClNaOHNa2CO3CaCO3Ca(OH)21BC2A3A6.HCOClNaCaFe1ABC________ABDBD________2GDCGEHCE___________GE___________3GFD_____________4A~HD___________751232_____________________8HCOClNaCa1AA_______2BCCB_________________________________________________3DE2~3D___________________________________4ADGG20g10g5.85%X200g______________()9CaCO3CaOH2NaOHNa2CO3NaHCO3CaONaClNa2CO3+CaCl2=CaCO3+2NaCl12310X3X-----1XXXXX2XXXX1612H2O22H2O+O22O22C+O22CO3Na+ClH2O432FeCl3+Cu=2FeCl2+CuCl2261HN2C+O2CO22H2+O22H2O2C+O22CO3Ca(OH)2+2HCl=CaCl2+2H2O4(NH4)2CO3NH4HCO3351BHClCNa2CO3ECa(OH)2(2)2Na2CO3+Ca(OH)2=CaCO3+2NaOH3BEAD4D451H2O;(2)CO2+Ca(OH)2=CaCO3+H2O32H2+O22H204Na2CO3+Ca(OH)2==CaCO3+2NaOH;2NaOH+H2SO4==Na2SO4+2H2O561CaCO3+2HClCaCl2+H2O+CO2HClCaCl22Na2CO3Ca(OH)2CaCO33CaCO3NaOHCaCO3Ca(OH)2CaCO3NaClNa2CO3Ca(OH)26.714213CO+Fe2O32Fe+3CO2Fe+2HClFeCl2+H22CO2+Ca(OH)2CaCO3+H2ONa2CO3+Ca(OH)2CaCO3+2NaOH3NaClNa2CO3467612HCl+Fe=FeCl2+H22NaOH+HCl=NaCl+H2O2HCl+Ca(OH)2CaCl2+2H2O13CaCl2HClNa2CO3NaCl2Na2CO3NaClCaCl2NaClNaCl1874211CaO22H2O2MnO22H2O+O23NaClNaOHNa2CO3+2HCl2NaCl+H2O+CO224Na2CO3CaCO3CaO2962121CaONaOH2CO2+CaOH2=CaCO3+H2O3CO2Na2CO3CaOCaCO3NaClNaOHCaCO3CaOH210713Fe+2O2Fe3O42CO2Ca(OH)2+CO2CaCO3+H2OCaCl2HClCaCl2211
本文标题:中考化学推断题精选(含答案)
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