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\(n_{Br_2}=0,5.2=1\left(mol\right)\\ C_2H_2+2AgNO_3+2NH_3\rightarrow Ag_2C_2+2NH_4NO_3\\ n_{Ag_2C_2}=\dfrac{96}{240}=0,4\left(mol\right)\\ n_{C_2H_2}=n_{Ag_2C_2}=0,4\left(mol\right)\Rightarrow m_{C_2H_2}=0,4.26=10,4\left(g\right)\\ \Rightarrow m_{hh\left(C_2H_4,C_2H_6\right)}=28-10,4=17,6\left(g\right)\\ C_2H_2+2Br_2\rightarrow C_2H_2Br_4\left(1\right)\\ C_2H_4+Br_2\rightarrow C_2H_4Br_2\left(2\right)\\ n_{Br_2\left(2\right)}=1-2.0,4=0,2\left(mol\right)\\ n_{C_2H_4}=n_{Br_2\left(2\right)}=0,2\left(mol\right)\\ m_{C_2H_4}=0,2.28=5,6\left(g\right)\\ m_{C_2H_6}=17,6-5,6=12\left(g\right)\\ hhA:\left\{{}\begin{matrix}C_2H_4:5,6\left(g\right)\\C_2H_6:12\left(g\right)\\C_2H_2:10,4\left(g\right)\end{matrix}\right.\)
a) \(CH_2=CH-CH_3+H_2\xrightarrow[t^\circ]{Ni}CH_3-CH_2-CH_3\)
b) \(CH_2=CH-CH_3+H_2O\xrightarrow[H_3PO_4]{t^{\circ}}\left[{}\begin{matrix}CH_3-CH_2-CH_2-OH\left(spp\right)\\CH_3-CH\left(OH\right)-CH_3\left(spc\right)\end{matrix}\right.\)
c) \(\left(CH_3\right)_2C=CH_2+H_2O\xrightarrow[H_3PO_4]{t^{\circ}}\left[{}\begin{matrix}\left(CH_3\right)_2CH-CH_2-OH\left(spp\right)\\\left(CH_3\right)_3C-OH\left(spc\right)\end{matrix}\right.\)
d) \(CH_3-CH_2-CH=CH_2+HCl\xrightarrow[]{}\left[{}\begin{matrix}CH_3-CH_2-CH_2-CH_2-Cl\left(spp\right)\\CH_3-CH_2-CH\left(Cl\right)-CH_3\left(spc\right)\end{matrix}\right.\)
a, \(nC_6H_5CHCH_2\rightarrow\left(-CH\left(C_6H_5\right)-CH_2-\right)_n\)
b, Không hiểu đề
c,\(Br_2+C_6H_5CHCH_2\rightarrow C_6H_5-CH\left(Br\right)-CH_2Br\)
d,\(HCl+C_6H_5CHCH_2\rightarrow C_6H_5-CHCl-CH_3\)