res/values/arrays.xml

<?xml version="1.0" encoding="utf-8"?>
<resources>

    <string-array name="alarm_sounds">
        <item>Silent</item>
        <item>Cesium</item>
        <item>Fermium</item>
        <item>Hassium</item>
        <item>Neptunium</item>
        <item>Nobelium</item>
        <item>Plutonium</item>
    </string-array>

</resources>