Question

4.4.52 g of the oxide of element X react with excess of H2 forming 2.56 g 8 points of pure element X and water. a) calculate mass of O in the oxide b) Calculate the quantity (mol) of H2O released in the reaction. C) What element is represented by the symbol X? d) How many liters of H2 (STP) are necessary to get 7.42 g of X from its oxide? Your answer

just the final answers needed

Answer 1

SF₆ octahedral

F F s SHA Pooh F -F 90° F F The F-S-F angles are all 90° The red lines outline an octahedron. Black lines show the covalent bonds

CO₂ Linear

6 = c = 6 CO2 Linear

CHCl_{3 Tetrahedral}

H H 10950 109.5° ct C1 C1 C1 cl

SO₂  Bent

Bent 120°

BCl₃ Trigonal Planar

ci 1200 B ci cil Molecular geometry: Trigonal planar

HCl LInear

Linear H:Ci: VSE PR

Pago No.: healing d Cu(OH)2 blue Cu D (3) + H₂O black. BaCl₂ + H₂ sa, + Ba Soy + 2HCl Li OH Li₂O + H₂O Colon + con Coco + H₂O. Helt Na₂SO₃ - NaCl + H₂O + so Allon Alllz + Nas tho → + H₂S+ Nach