A) Ch3Ch2Ch2Oh----(температура больше 140 градусов, H2SO4)---- Ch3-Ch=Ch2+H2O Ch3-C(Ch3)(OH)-Ch-Ch3----(такие же условия)----- СH3-C(Ch3)=Ch-Ch3 CH2(OH)-Ch(Ch3)-Ch(Ch3)-Ch3--------CH2=C(Ch3)-Ch(Ch3)-Ch3 б) Ch3Ch(Cl)Ch3+KOh( спиртовой)----- Ch3-Ch=Ch2+ KCl+H2O Ch3-C(Ch3)(Cl)Ch-Ch3+KOH(спирт)------СH3-C(Ch3)=Ch-Ch3+КСl+H2O CH2(Cl)-Ch(Ch3)-Ch(Ch3)-Ch3+ KOH(сп)--------CH2=C(Ch3)-Ch(Ch3)-Ch3+КСl+H2O