9 th - century ▁French ▁people ▁Category : F rench ▁duch esses ▁ ▁Category : Pe ople ▁of ▁the ▁Second ▁French ▁Empire <0x0A> </s> ▁T ung sten ( VI ) ▁o xy t et rab rom ide ▁ ▁is ▁the ▁in organ ic ▁comp ound ▁with ▁the ▁formula ▁W O Br 4 . ▁This ▁a ▁red - b rown , ▁h yg ro scop ic ▁solid ▁sub l imes ▁at ▁elev ated ▁temper atures . ▁ ▁It ▁forms ▁ad duct s ▁with ▁Lewis ▁bases . ▁ ▁The ▁solid ▁consists ▁of ▁weak ly ▁associated ▁square ▁py ram idal ▁mon om ers . ▁ ▁The ▁related ▁t ung sten ( VI ) ▁o xy t et rach lor ide ▁has ▁been ▁more ▁heavily ▁studied . ▁The ▁comp ound ▁is ▁usually ▁class ified ▁as ▁an ▁o xy hal ide . ▁ ▁References ▁ ▁Category : O x ides ▁Category : B rom ides ▁Category : Met al ▁hal ides ▁Category : T ung sten ▁comp ounds ▁Category : In organ ic ▁comp ound ▁stub s ▁Category : O x oh al ides <0x0A> </s> ▁Francisco ▁Vill ar real ▁is ▁a ▁Colomb ian ▁singer . ▁In ▁ 2 0 0 6 , ▁he ▁won ▁the ▁second ▁series ▁of ▁El ▁factor ▁X , ▁the ▁Colomb ian ▁edition ▁of ▁The ▁X ▁F actor . ▁He ▁beat ▁runner - up ▁Mario ▁Marcel ino ▁Mac u ac é ▁and ▁third - pla ced ▁Ang elo ▁( full ▁name ▁Juan ▁Carlos ▁Áng el ), ▁who ▁had ▁been ▁the ▁favour ite ▁to ▁win