Write an equation of the reaction of iron with steam. Indicate the physical states of all the reactants and products.

51 Can we keep sodium immersed under water? Why? 52 Describe the reaction of potassium with water. Write the equation of the reaction involved. 52 Which gas is produced when dilute hydrochloric acid is added to a reactive metal? 53 Give one example, with equation, of the displacement of hydrogen by a metal from an acid.