1)
HO-CH2-CH-CH-CH-CH2-CH3
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H3C CH3 C2H5
2)
CH3
|
CH3-CH2-CH2-CH2-CH-C-CH2-COOH
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H3C CH3
ClCH2-CH2Cl+2KOH(спирт)t=2KCl+H2O+C2H4
HBr H -1, Br -1
Ca₃P₂ Ca -2, P -3
MgCI₂ Mg- 2, CI-1
<u>CI₂O₇ </u> CI - 7, O - 2
<u>SiO₂ </u> Si -4, O -2
FeCl3 + 3NaOH = Fe(OH)3 + 3NaCl
2Fe(OH)3 = Fe2O3 + 3H2O
Fe2O3 + 3H2SO4 = Fe2(SO4)3 + 3H2O
Fe2(SO4)3 +3 BaCl2 = 3BaSO4 +2 FeCl3