Question

viết pthh xảy ra khi cho các chất sau tác dụng với nước

K,Na,Ba,Ca,K2O,CaO,Na2O,BaO,N2O5,SO3,P2O5

Answer 1

\(2K+2H_2O\xrightarrow[]{}2KOH+H_2\\2 Na+2H_2O\xrightarrow[]{}2NaOH+H_2\\ Ca+2H_2O\xrightarrow[]{}Ca\left(OH\right)_2+H_2\\ K_2O+H_2O\xrightarrow[]{}2KOH\\ CaO+H_2O\xrightarrow[]{}Ca\left(OH\right)_2\\ Na_2O+H_2O\xrightarrow[]{}2NaOH\\ BaO+H_2O\xrightarrow[]{}Ba\left(OH\right)_2\\ N_2O_5+H_2O\xrightarrow[]{}2HNO_3\\ SO_3+H_2O\xrightarrow[]{}H_2SO_4\\ P_2O_5+3H_2O\xrightarrow[]{}2H_3PO_4\)