S
sincere97
-------------------------------------------
BaCO3 +2HCl------->BaCl2 +CO2 +H20
H20------>
BaCO3 +2HCl------->BaCl2 +CO2 +H20
H20------>
N
nghgh97
$BaC{O_3} + N{a_2}S{O_4}{\text{ }} \to {\text{ }}BaS{O_4} + N{a_2}C{O_3}$
${H_2}S{O_4}{\text{ }} \to $
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N
nghgh97
$3{H_2}O + {P_2}{O_5}{\text{ }} \to {\text{ 2}}{H_3}P{O_4}$
${H_2}S{O_4}{\text{ }} \to $
T
tieuquanchua
H2SO4 + Fe -----> FeSO4 + H2
FeSO4 + ? ------->.................................................................................................................................................
T
thienlong233
T
tieuquanchua
Na2SO4 + Ba(OH)2 ----> BaSO4 + 2 NaOH
NaOH + ? ---- > ?....................................................................................................................................................................................................
N
nghgh97
$N{a_2}S{O_4} + Ba{(OH)_2}{\text{ }} \to {\text{ 2NaOH + Ba}}S{O_4}$
${P_2}{O_5}{\text{ }} \to $
${P_2}{O_5}{\text{ }} \to $
N
nghgh97
S
sky_net115
N
nghgh97
$P_2O_5 + H2O => H_3PO_4 $
$H_3PO_4$ +...
Tiếp nào
H3PO4 + 3NaOH ----> Na3PO4 + 3H20
SO2 + ? ----> ?
??????
A
anhtraj_no1
S
sky_net115
L
lovelybones311
$SO_3 + H_2O = H_2SO_4 $
$H_2SO_4$
Axit đặc nóng nhé ^^!
$Cu + 2H_2SO_4 -> CuSO_4 + SO_2 + 2H_2O$
--------------$CuSO_4$ ------------
)
P
phieuluumotminh
------------------$Fe + CuSO_4 -> Cu + FeSO_4$----------------------$Cu + 2H_2SO_4 -> CuSO_4 + SO_2 + 2H_2O$
--------------$CuSO_4$ ------------
Cu
L
lovelybones311
P
phieuluumotminh
$CuO + H_2O -> Cu(OH)_2$
$Cu(OH)_2$------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
$Cu(OH)_2$------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
L
lovelybones311
$Cu(OH)_2 + H_2SO_4 -> CuSO_4 + 2H_2O$
------------$CuSO_4$ ----Muối đồng tiếp nhé
)
P
phieuluumotminh
$Cu(OH)_2 + H_2SO_4 -> CuSO_4 + 2H_2O$
------------$CuSO_4$ ----Muối đồng tiếp nhé
$CuSO_4$ +$2NaOH$ $-->$ $Na_2SO_4$ + $Cu(OH)_2$
Đồng Hidroxit tiếp nhé $Cu(OH)_2$------------------------------------------------------------------------
N
nghgh97
L
lovelybones311
Đã thế về CuO để điều chế tiếp nha
)$Cu(OH)_2 -t^o-> CuO + H_2O$
------------CuO-------------
)