<span>Cl2 + 2NaI = 2NaCl + I2
</span>
А)ZnO<span> + </span>2HNO3<span> = </span>Zn(NO3)2<span> + </span>H2O
б)K2CO3 + 2HNO3 = 2KNO3 + H2O + CO2
в)2HNO3(разб.)<span> + </span>Cu(OH)2<span> = </span>Cu(NO3)2<span> + </span>2H2O
<span>
</span>а)6Hg<span> + </span>8HNO3(разб., хол.)<span> = </span>3Hg2(NO3)2<span> + </span>2NO↑<span> + </span>4H2O
б)4HNO3(конц., гор.)<span> + </span>Hg<span> = </span>Hg(NO3)2<span> + </span>2NO2↑<span> + </span>2H2O
<span>
К сожалению, я не помню как делать схемы э.б(
</span>
2CH3-CH2-OH + 2Na = 2CH3-CH2-ONa + H2