Question

Va rog frumos e urgent !!!



Stabileste corespondenta dintre reactanti si produsii de reactie din urmatoarea scheme :


K + H2 O ; Fe (OH)3 sageata in jos + Ca Cl2 ;

CA O + H2 O ; KOH + H2 sageata in sus ;

Fe Cl3 + Ca (OH) ; Ca (OH)2

Answer 1

K +H2 O --------->KOH+ H2
Fe Cl3 + Ca (OH)------------>Fe (OH)3 sageata in jos + Ca Cl2
CA O + H2 O-------------->Ca (OH)2

Answer 2

K+H2O=KOH+H2 SAGEATA IN SUS
CaO+H2O=Ca(OH)2
FeCl 3+Ca(OH)=Fe (OH)3 SAGEATA IN JOS +CaCl2