Chemistry - Hydrogen and Its compound Question with Solution | TestHub

Question Explanation:

Determine the number of hydrogens in a hydrated proton ion.

Concept:

Hydronium ion cluster.

Solution:

$$[\begin{array}{ll}{\mathrm{H}}_{\mathrm{x}}& {{\mathrm{O}}_4]}^{+}\end{array}$$

Oxidation state ⇒ +1 -2

of each H of each O

$$\begin{array}{rlrl}& x\times +1-2\times 4=+1& x=9& {\left[{\mathrm{H}}_9{\mathrm{O}}_4\right]}^{+}\end{array}$$