Viết sản phẩm và cân bằng các pthh sau
(1) Cl2 + 6KOH =>t°
(2) Cl2 + Ca =>
(3) Cl2 + Ca(OH)2 =>30°C
(4) NaClo + 2HCl =>
(5) Cl2 + 2NaOH =>
(6) NaCl + 2H2O =>
(7) Cl2 + NaOh =>
(8) NaCl + H2O=>
(9) NaClo + H2O + CO2=>
(10) NaHCO3 + HCl =>
(11) CO2 + NaAlO2 + 2H2O =>
(12) CaCO3 ===>900-1000°C
(13) 2CaOCl2 + CO2 =>
(14) CaCl2 + Na2CO3=>
(15) CaCl2 + Na2CO3 =>
(16) 2CaOCl2 =>
(17) CaF2(R) + H2SO4đ =>
(18) 4HF + SiO2 =>
Viết sản phẩm và cân bằng các pthh sau (1) Cl2 + 6KOH =>t° (2) Cl2 + Ca => (3) Cl2 + Ca(OH)2 =>30°C (4) NaClo + 2HCl => (5) Cl2 + 2NaOH => (6) NaCl +
By Skylar
1) 3Cl2+6KOH->KClO3+5KCl+3H2O
2) Ca+Cl2->CaCl2
3) Cl2+Ca(OH)2->CaOCl2+H2O
4) NaClO+2HCl->NaCl+Cl2+H2O
5) Cl2+2NaOH->NaCl+NaClO+H2O
6) 2NaCl+2H2O->2NaOH+H2+Cl2
7) Cl2+2NaOH->NaCl+NaClO+H2O
8) 2NaCl+2H2O->2NaOH+Cl2+H2
9) 2NaClO+H2O+CO2->Na2CO3+Cl2+H2O
10) NaHCO3+HCl->NaCl+CO2+H2O
11) CO2+NaAlO2+2H2O->NaHCO3+Al(OH)3
12) CaCO3->CaO+CO2
13) 2CaOCl2+CO2+H2O->CaCO3+CaCl2+H2O
14) CaCl2+Na2CO3->2NaCl+CaCO3
15) CaCl2+Na2CO3->2NaCl+CaCO3
16) 2CaOCl2->2CaCl2+O2
17) CaF2+H2SO4->CaS4+2HF
18) 4HF+SiO2->SiF4+2H2O
Chúc bạn học tốt nha !! ^_^
1) 3Cl2+6KOH->KClO3+5KCl+3H2O
2) Ca+Cl2->CaCl2
3) Cl2+Ca(OH)2->CaOCl2+H2O
4) NaClO+2HCl->NaCl+Cl2+H2O
5) Cl2+2NaOH->NaCl+NaClO+H2O
6) 2NaCl+2H2O->2NaOH+H2+Cl2
7) Cl2+2NaOH->NaCl+NaClO+H2O
8) 2NaCl+2H2O->2NaOH+Cl2+H2
9) 2NaClO+H2O+CO2->Na2CO3+Cl2+H2O
10) NaHCO3+HCl->NaCl+CO2+H2O
11) CO2+NaAlO2+2H2O->NaHCO3+Al(OH)3
12) CaCO3->CaO+CO2
13) 2CaOCl2+CO2+H2O->CaCO3+CaCl2+H2O
14) CaCl2+Na2CO3->2NaCl+CaCO3
15) CaCl2+Na2CO3->2NaCl+CaCO3
16) 2CaOCl2->2CaCl2+O2
17) CaF2+H2SO4->CaSO4+2HF
18) 4HF+SiO2->SiF4+2H2O