 4 , which contains Xe – Au bonds . This ion occurs in the compound AuXe 
 4 , which <a href='uninflect' title='1'><mark>contains</mark></a> Xe – Au bonds . This ion <a href='uninflect' title='2'><mark>occurs</mark></a> in the compound AuXe 
4 , which contain Xe – Au bonds . This ion occur in da compound AuXe