Ba(OH)2+Be(OH)2=Ba[Be(OH)4]
4HCl + MnO2 = MnCl2 + Cl2 + 2H2O;
Cl2 + Ca(OH)2 =(H2O)= Ca(OCl)Cl + H2O
Ca(OCl)Cl + H2SO4(20%) = CaSO4 + <u>Cl2</u> + H2O
2Fe + 3Cl2 =(t)= <u>2FeCl3</u>
2FeCl3 + Na2S =(H2O)= 2FeCl2 + S + <u>2NaCl</u>
NaCl + 3H2O =(элек.)= NaClO3 + 3H2.
2 Al(OH)3+ 2 Mg(oH)2= 2 Al+2 Mg+5H2O
CH2=CH-CH2-CH3+HCl->CH3-CHCI-CH2-CH3(2-хлорбутан)