CH3CHO+Ag2O=CH3COOH+2Ag
CH3COOH+Br2=BrCH2COOH+HBr
BrCH2COOH+NH3=NH2CH2COOH+HBr
) C3H8+HNO3=C3H7NO2+H2O
C3H7NO2+NH3=C3H7NH2+HNO2
CH3CHO+Ag2O=CH3COOH+2Ag
CH3COOH+Br2=BrCH2COOH+HBr
BrCH2COOH+NH3=NH2CH2COOH+HBr
) C3H8+HNO3=C3H7NO2+H2O
C3H7NO2+NH3=C3H7NH2+HNO2