What are the oxidation numbers of Cu(OH)2? Cu= ? O= ? H= ?
Cu(OH)2 + Hg→→→→HgO + Cu+ H2O In the above redox reaction, use oxidation numbers to identify the element oxidized, the element reduced, the oxidizing agent and the reducing agent. name of the element oxidized: name of the element reduced: formula of the oxidizing agent: formula of the reducing agent: ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 3Ag2O + 2Bi+ 3H2O→→→→2Bi(OH)3 + 6Ag In the above redox reaction, use oxidation numbers to identify the element oxidized, the element reduced, the oxidizing agent and the reducing agent. name...
Determine the oxidation numbers of each atom in the following species H= C= C2H4 O = CO2 C= O Cu= CuO O = N = НЕ HNO3 N = NO2 N = Cu(NOs)2 Cu CraO,2 Cr= С 3 Mg = MgC2O4 O = Оз F = O = Xe ХеOFz O = H= Н202
= O SIMPLE REACTIONS Assigning oxidation numbers Some chemical reactants are listed in the table below. Complete the table by filling in the oxidation state of the highlighted atom. species oxidation state of highlighted atom SiO2(0) CuO(s) O Cu²+ (09) H,00 x 5
1. Oxidation Numbers : Determine the oxidation number on the highlighted carbons. EN Oci CI H 2. Oxidation Rxn's : Determine what the products of the following oxidation reaction are. он PCC dry Dend он Jones NA CV, 0-1 Н,0* 3. Synthesize Determine what the three possible products are. OH 2)H307 < 3 mons 1 2 >
Oxidation Numbers 1. Assign oxidation numbers to the atoms in each of the following. a) SO2 d) Mgl b) HCIO e) CaH c) Cr,0,2 f) Fe, 2. For each of the following: •assign oxidation numbers •indicate whether the equation represents a redox reaction .if redox, identify OA and RA a) Cu + 2 AgNO, 2 Ag + Cu(NO3)2 b) Pb(NO3)2 + 2 KI Pbl, + 2 KNO, c) Cl2 + 2 KI I2 + 2 KCI d) 2 NaCl 2...
Which of the following is the balanced half -reaction for the oxidation of Cu to Cu+2? O Cu + 2 e- --> Cu+2 O cu Cu +2 O Cu - 2e- --> Cu+2 O cu --> Cu+2 + 2 e-
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 _...
Fill in the blanks with the appropriate numbers to balance the half reactions and the overall reactions. Note: H,O, OH", H,0 and e" (and CT") are repeated on both sides, obviously some will be 0. 1) MnO, + Cu - MnO, + Cu?" in acidic solution. MnO, + 2 H,0 + OH' + 3 e MnO, + OH,O + 4H+ Oc I Cu + OH,O + OH+ 0 0 - | Cu? + OH,O + OH' + 20 3 Cu...
Consider the unbalanced chemical reaction shown below: Cu(s)+HNO3(aq)→Cu(NO3)2(aq)+NO(g)+H2O(l) The oxidation state of Cu in Cu(s)Cu(s) = The oxidation state of Cu in Cu(NO_3)_2(aq)Cu(NO3)2(aq) = The oxidation state of N in HNO_3(aq)HNO3(aq) = The oxidation state of N in NO(g)NO(g) = The total number of electrons transferred in this reaction is = The sum of the coefficients in the balanced chemical reaction =
The oxidation of copper(I) oxide, Cu,O(s), to copper(II)oxide, CuO(s), is an exothermic process. 2 Cu, O(s) + O2(g) 4 CuO(s) kJ AH x = -292.0 mol Calculate the energy released as heat when 61.76 g Cu, O(s) undergo oxidation at constant pressure. KJ energy released: