H2so4+Naoh=? cu2S+Naoh=? So2+Naoh=? So3+Naoh=? Cus+Naoh=? H2S+naoh=? идут эти реакции...

Question

H2so4+Naoh=?
cu2S+Naoh=?
So2+Naoh=?
So3+Naoh=?
Cus+Naoh=?
H2S+naoh=?
идут эти реакции или нет?? помогите :(

Answer 1

H2SO4+NaOH = NaSO4+ H2O
2NaOH + SO2 = Na2SO3 + H2O
CuS+NaOH = CuOH3 + NaS
2 NaOH + H2S = Na2S + 2 H2O
Cu2S+2NaOH=2CuOH+Na2S