1&2 1) Identify the oxidation state of each element in the following. (a) Na2SO4 (b) MnO4...
Indicate the oxidation number of nitrogen in each of the following compounds.(a) NH3(b) N2H4(c) NF3(d) NH2OH(e) Fe(NO3)3(f) HNO2
Balance the following equations. (Use the lowest possible whole-number coefficients. These may be zero.) (a) MnO4-(aq) + Cl-(aq) Mn2+(aq) + Cl2(aq) MnO4- + Cl- + H+ + H2O Mn2+ + Cl2 + H+ + H2O (b) Cr2O72-(aq) + NO2-(aq) Cr3+(aq) + NO3-(aq) Cr2O72- + NO2- + H+ + H2O Cr3+ + NO3- + H+ + H2O (c) Tl2O3(s) + NH2OH(aq) TlOH(s) + N2(g) Tl2O3 + NH2OH + OH- + H2O TlOH(s) + N2 + OH- + H2O (d) CrO42-(aq) + C2O42-(aq) Cr(OH)3(s) + CO2(g) CrO42- + C2O42- + OH- + H2O Cr(OH)3 + CO2 + OH- + H2O
identify the oxidation state 1. Identify the oxidation state of manganese in each of the following compounds: MnO2 Mn2O3 3- MnO4
4. Which of the following reactions involves neither oxidation nor reduction? a. N2(g) + 3H2(g) - 2NH3(8) b. NH.NO(s) - N2(g) + 2H2O(1) c. Cu(s) + 2Ag (aq) → Cu²+(aq) + 2Ag(s) d. 2 Cro. (aq) + 2H*(ag) - Cr2O72- (aq) + H:0() e. CH:(8) + H2(g) - CH (8) 5. The oxidation number of nitrogen given for all the following species is correct except a. NH4 (-2). b. N30 (+1). c. NH2OH (-1). d. HNO, (+3). e. HN; (-1)....
Oxidation of ammonia by chlorine may produce various compounds such as: NO(g), N2O4(g), N2H4(aq), N2(g), N2O(g), NO2-(aq), NO3-(aq) and NH2OH(aq). For this case, arrange such compounds according to the oxidation state of the nitrogen contained in each one. Fill-in the following table with the requested formulas and the stoichiometric coefficients that correspond to the theoretical oxidation with elemental chlorine of each nitrogenated species (symbolized as X), as in the generalized equation: aNH3(aq) + bCl2(g) + cH2O(l) = X +...
A) B) C) Determine the oxidation state for each of the elements below. iron(?) ion The oxidation state of iron in is Fe3+ The oxidation state of chlorine in magnesium chloride MgCl2 is The oxidation state of nitrogen in nitrate ion NO3 is Submit Answer Retry Entire Group 9 more group attempts r-5 Use the rules (in order) to assign oxidation numbers to each of the elements in the compounds below. nitrous acid HNO2 H -_ N _ O _...
18. Identify the oxidation numbers of the atoms in the following polyatomic ions or compounds: · A. H2PO4 H +1 D is B. S2O32- 2-2 X 3 C. NO2 D. MnO4 E. BrO3- F. Cr2O72-
15. Determine the oxidation state on each element in the following: a. K2Cr2O7 b. Nacioz C. Hg2Cl2 d. SOZ e. MnSoz f. NiO2 g. Br2 h. SO, I. PO3- j. K2CO3 k. CrF63 1. CzH60 m. HSO31- n. H2 2. CHO p. HCI q. HCIO r. HCIOZ S. HCIO t. HCIO
In which of the following is the oxidation state of nitrogen given incorrectly? a. HNO(+3) b. N2O3 (+3) c. NaN3 (-1) d. H2N2O2 (+1) e. N2H4 (-2)
8. (12 pts) For the following reaction, identify the oxidation number for each element on each side of the equation; identify what is oxidized and what is reduced; identify the oxidizing agent and the reducing agent; tell how many electrons are transferred as the reaction takes place. 2 MnCO3(s) + O2(g) → 2 MnOz(s) + 2 CO2(g) 9. (4 pts) What molarity of sodium ions results when 1.00 moles of Na2SO4 are combined with enough water to make 2.00 L...