What is the correct formula for iron (II) sulfide? O Fe2SO4 O Fezs O Fes O...
Match the name of the ionic compound with the correct formula. A. iron (II) nitride B. iron (III) nitride C. iron (II) sulfide D. iron (III) sulfide E. iron (III) chloride F. iron (II) chloride G. not correct; the 2s need to cancel. H. not correct; the 3s need to cancel. selectABCDEFGH 1. FeS selectABCDEFGH 2. Fe2S3 selectABCDEFGH 3. FeCl2 selectABCDEFGH 4. FeCl3 selectABCDEFGH 5. Fe3N2 selectABCDEFGH 6. FeN selectABCDEFGH 7. Fe2S2 selectABCDEFGH 8. Fe3N3
17) The correct name for FeS is Ą) iron(II) sulfide B) iron(II) sulfate C) ferrous sulfite D) iron(III) sulfite E) ferric sulfide
What is the concentration of iron(II) ions in a saturated solution of iron(II) sulfide? Ksp(FeS) = (3.765x10^-19) Note: Your answer is assumed to be reduced to the highest power possible. Your Answer: Question 68 options: x10 Answer units
12. What is the correct name for Fe2S3? (A) diiron trisulfide (B) iron sulfide sbaod (C) iron(II) sulfide (D) iron(III) sulfide
Consider the insoluble compound iron(II) sulfide , Fes. The iron(II) ion also forms a complex with cyanide ions. Write a balanced net ionic equation to show why the solubility of FeS (s) increases in the presence of cyanide ions and calculate the equilibrium constant for this reaction. For Fe(CN),4-, Ke-7.7x1036. Use the pull-down boxes to specify states such as (aq) or (s). K =
8) Which forrmula/name pair is incorrect? A) FeSO4 iron(II) sulfate B) Fe,(SO,),iron(III) sulfite C) Fe,(SO,),iron(II) sulfide iron(II) sulfite iron(II) sulfide D) FeSO aitin E) FeS d Jeum od vd o ) dgnibnuoudv 9) When 125.0 g of ethylene (C2H4) burns in oxygen. How many grams of CO2 are formed? 0D oHAe09 O: 1oHA bas lom lom a) 392.9 g s2g of methane 15Wb) 250.0 g occu c) 57.50 g d) 327.0 g e) 4.4 g 10) Which compound has the...
Negative ion S²- 3. Names of ionic compounds Formula Positive ion Cu2s Cut |Fe₂O₃ CuCl2 FeS Ag,0 FeBr2 Name Copper(I) sulfide Iron (I) oxide Copper (I) chloride Iron (II) sulfide Silver Oxide Iron(i) bromide
What is the concentration of iron(II) sulfide in water at 25 °C? Ksp for iron(II) sulfide at this temperature = 8 x 10-19, Answer
A student synthesised iron (II) sulfide according to the following synthesis: 8 Fe + S, - 8 Fes Using S, as a limiting agent. The mass of S, used was 1.738 g. What is the theoretical yield for forming Fes? Answer: