Question

Mg+HCl＝?
MgO+HCl＝?
Ca+2H2O＝?
Ca+H2＝?
K+H2O＝?

Answer 1

Mg Bhhvvbbvcchhhehrbrbrbbrbebenrjebrbrbrbrvr

Answer 2

2Ca+2H2O=2CaO+2H2

Answer 3

K+H2O=KO+H2

Answer 4

Ca+H2=CaH2

Answer 5

Mg+2HCl=MgCL2+H2
MgO+2HCl=MgCl2+H2O
2Ca+2H2O=2CaO+2H2
K+H2O=KOH+H2
Ca+H2=CaH2

Answer 6

Спасибо

Answer 7

Mg+2HCl＝MgCl2+H2
MgO+2HCl=MgCl2+H2O
Ca+2H2O＝Ca(OH)2+H2
Ca+H2＝CaH2
2K+2H2O＝2KOH+H2