Predict the products formed and provide the complete balanced equation for the following reaction:

$C_4H_{10}(g)+H_2O(g)\overset{heat}{\underset{catalyst}\rightarrow}$

For each of the elements I, II, III, and IV in the periodic table below. Identify whether the reaction of their simplest hydride with water gives an acidic solution or a basic solution

Consider the models below as proposed structures of hydrides of second-row elements. Identify the structure that reacts and yields H₂ gas when it is mixed with water.