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Question
Draw the structure of Hydronium ion.
Solution 1
\[\begin{bmatrix}\begin{array}{cc}
\ce{H}\\
\ce{H^{\bullet}_{×}\overset{\bullet\bullet}{\underset{\bullet\bullet}{\mathbf{O}}}^{\bullet}_{×}H}\
\end{array}\end{bmatrix}^+\]
Hydronium ion
Solution 2
\[\begin{bmatrix}\begin{array}{cc}
\ce{H}\\
\uparrow\\
\ce{H - \underset{\bullet\bullet}{\mathbf{O}} - H}\\
\end{array}\end{bmatrix}^+\]
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