[hóa 12]dai cuong ve hoa huu co

D

ducdao_pvt

cho biet thanh phan %:52,2%C,3,7%H,44,1% Cl.Tim cong thuc don gian nhat.

Đặt CTĐGN là: [TEX]C_x H_y Cl_z[/TEX]
Ta có: x:y:z = [tex]\frac{52,2}{12}[/tex]: [tex]\frac{3,7}{1}[/tex]: [tex]\frac{44,1}{35,5}[/tex] = 4,35: 3,7: 1,24 = 3,5: 3: 1 = 7: 6: 2

\Rightarrow [TEX]C_7 H_6 Cl_2[/TEX]
 
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