Ответы и объяснения

2012-03-29T19:34:19+00:00

1)2CH4=C2H2 +3H2

2)C2H2+H2O=CH3COH

3)CH3COH+H2=C2H5OH

4)C2H5OH+HBr =C2H5Br +H2O

5)2C2H5Br +Na=C4H10