K in KClO4 : +1
Cl in KClO4: +7
O in KClO4: -2
K in KCl : + 1
Cl in KCl : -1
O in O2 : 0
Which element is oxidised : O
Which element is reduced : Cl
For the reaction KCIO4 →KCI+20, assign oxidation numbers to each element on each side of the...
KCIO, — KCl + žo, assign oxidation numbers to each element on each side of the equation. K in KCIO, . K in KCI: Cl in KCIO, Cl in KCI: O in KCIO, O in o;:( Which element is oxidized? Which element is reduced? ОСІ OCI OK Oo 00 Ок abouton careen privacy policy terms of use contact us help
Question 8 of 18 ) or the reaction KCIO, KCI + 20 assign oxidation numbers to each element on each side of the equation. K in KCIO K in KCI: Clin KCIO Cl in KCI: O in KCIO, O in 0, on I r ole 1oHkt N Assignment Score: 5.6% Resources Hint Check Answer Question 8 of 18 > Cl in KCIO, Cl in KCI: Oin като O in 0, Which element is oxidized? Which element is reduced? Oo Oa...
chem ll For the reaction KCIO, — KCI + O2 assign oxidation numbers to each element on each side of the equation. K in KCIO: K in KCI: Question 1 of 18 > Cl in KCIO,: Clin KCI: O in KCIO, O in 0,: Which element is oxidized? Which element is reduced? OCI OK Oo ОСІ O in KCIO, in 0,: Which element is reduced? Which element is oxidized? ОСІ Ок Оо ОСІ Ок ОО In a hydrogen fuel cell,...
Chem 2A: Oxidation Numbers, Oxidation/Reduction rium 1. Determine the oxidation number of chlorine in the following: a) Cl b) C c) CIO d) MgCl e) ClO ) KCIO g) HCI h) NaCIO 2. Write a balanced, chemical equation for the reaction that occurs between aluminum and hydrochloric acid. Write the total and net ionic equation. b) Using the net ionic equation, determine the oxidation number on each reactant and product. Write them underneath the formulas. Determine who is oxidized/reduced. c)...
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...
The reaction below takes place under basic conditions. Balance this reaction, identify the oxidation numbers for Cl and Cron both sides of the equation, identify which element was oxidized, which one was reduced, and state what are the oxizing and the reducing reagents. Cr + Cro42 + Cl2 + Cr3+ When the equation is balanced, the molar coefficient in front of Oh'ion is: 8 O 6 010 O 16 Question 2 2 pts The oxidation number of Cr in Cros....
Іго, Electrochemistry Wolleet 1. Assign oxidation numbers to each element in the following compounds: a. VOCI b. Cuso c. CHOH). d. Mno, e. SO, 2. Given the following half reactions and their standard reduction potentials, i. Cl (g) + 2e- - 2 CI (aq) E' =+ 1.36 V ii. Niº (aq) + 2e - Ni (s) E' = -0.25 V iii. Ag (aq) + e- Ag () E' = +0.80 V Identify the chemical species most likely to be oxidized....
5. Assign the oxidation numbers to each element in the following compounds. NO2 KCIO SO;2- Mn04
Balance the following equation: 5. pur Tsa-1 य KCI KSO, + HO Cl + KS,O, + KOH For the reaction in question 5, list those elements which have changed oxidation number during the reaction, showing the oxidation number before and after the reaction. Which element is oxidized? Which is reduced? Which is the oxidizing agent? Which is the reducing agent? How many electrons are transferred per sulfur atom? How many totally in the reaction as shown? 6. 82V Balance the...
Assign oxidation numbers to each atom in the reaction. Note that oxidation numbers are assigned per atom and are NOT affected by the coefficients in the equation. Enter a plus or minus sign followed by a number (i.e., +3, -1) or a 0. Fe(s) + 6HCl(aq) 2 FeCl,(s) + 3H2 Reactant side Product side Fe: Fe: H: H: CI: CI: