The oxidation number for As in  A s O 4 3 −  is  BLANK. The oxidation number for oxygen in BaO2 is BLANK . Oxidation number phosphorous in pentaphosphorous pentoxide is BLANK

In the REDOX equation below, distinguish the following: (a & b) atom that underwent oxidation and reduction processes (c) oxidizing agent (d) reducing agent (e) atom which lost electrons (f) atom that gained electrons and (g) half-reactions. Show changes in oxidation numbers. Ni(s) + Pb(NO3)2(aq) → Pb(s) + Ni(NO3)2(aq)

Choose the correct reaction:  (see attached image)

Please state what is the reducing agent and oxidizing agent. I save the answers for my notes to study

Specify which of the following are oxidation-reduction reactions, and if it is, identify the oxidizing agent, the reducing agent, the substance being oxidized, and the substance being reduced. If it is not, select No and leave the following boxes blank. Express your answers as a chemical formulas. Omit states-of-matter. a. CH4 (9) + H2O(g) → CO(g) + 3H2 (g) Redox? Oxidizing Agent Reducing Agent Substance Oxidized Substance Reduced b. 3 AgN O3 (ag) + Al(s) → Al(NO3), (ag) +3 Ag(s) Redox? Oxidizing Agent Reducing Agent Substance Oxidized Substance Reduced 2Al(s) + 6 HC1(aq) → 2AIC13 (ag) + 3H2 (g) Redox? Oxidizing Agent Reducing Agent Substance Oxidized Substance Reduced d. 4H (aq) + TeO, (aq) → Te O4² (aq) + 2H2O(1) Redox? Oxidizing Agent Reducing Agent Substance Oxidized Substance Reduced (Previous Next

Balance the following redox reaction if it occurs in acidic solution. What are the coefficients in front of H 2C 2O 4 and H 2O in the balanced reaction? MnO 4⁻( aq) + H 2C 2O 4( aq) → Mn 2+( aq) + CO 2( g)     H2C2O4 = 5, H2O = 8     H2C2O4 = 1, H2O = 4     H2C2O4 = 5, H2O = 1     H2C2O4 = 1, H2O = 1     H2C2O4 = 3, H2O = 2

3Cr(NO₂), (aq) +2A1(s)-3Cr(s) + 2AI (NO₂), (ag) Decide whether each chemical reaction in the table below is an oxidation-reduction ("redox") reaction. If the reaction is a redox reaction, write down the formula of the reducing agent and the formula of the oxidizing agent. 2AgNO, (ag) + CaCl, (aq) - 2 AgCI(1) + Cu(NO₂), (4) 2N, (e) + 50, (e)- 2N, 0, (e) redox reaction? O yes reducing O agent: oxidizing 0 agents redox reaction? O yes reducing 0 agent: oxidizing 0 agent redox reaction? yes reducing agent: oxidizing agent: no no O no 015 X Jalm

Specify which of the following are oxidation-reduction reactions, and if it is, identify the oxidizing agent, the reducing agent, the substance being oxidized, and the substance being reduced. If it is not, select No and leave the following boxes blank. Express your answers as a chemical formulas. Omit states-of-matter. Zn(s) + 2Ag* (aq) → 2 Ag(s) + Zn2+ * (aq) а. Redox? Oxidizing Agent Reducing Agent Substance Oxidized Substance Reduced No v b. HBr(g) + NH3 (g) → NH,Br(8) Redox? Oxidizing Agent Reducing Agent Substance Oxidized Substance Reduced Yes v С. GeCl4 (1) + 2H2O(1) → 4HC1(aq) + GeO2 (s) Redox? Oxidizing Agent Reducing Agent Substance Oxidized Substance Reduced d. Si Br4 (1) + 2Ba(s) → 2BAB12 (s) + Si(s) Redox? Oxidizing Agent Reducing Agent Substance Oxidized Substance Reduced Ga(OH), (ag) - → GaO2 (ag) + 2H2O(1) е. Redox? Oxidizing Agent Reducing Agent Substance Oxidized Substance Reduced Previous Next

Formation of bromine from bromide. Assign oxidation numbers to each atom. Identify the oxidizing agent and the reducing agent. 2 Br-(aq) + Mn02(s) + 4 H1+(aq)→ Br2(s) + Mn²*(aq) + 2 H20(I)

Complete and balance the following redox equations using the smallest whole-number coefficients. The reaction takes place in a BASIC solution. Fe(OH)2 (s) + MnO4−(aq)  →  MnO2 (s) + Fe(OH)2 (s)     In the balanced equation, 3 OH- are present on the product side.     In the balanced equation, 5 molecules of water are present on the reagent side.     In the balanced equation, 4 molecules of water are present on the product side.     In the balanced equation, 5 molecules of water are present on the product side.     In the balanced equation, 3 OH- are present on the reagent side.     In the balanced equation, 4 molecules of water are present on the reagent side.