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Redox Reactions
Page 7
Questions (858)
Using the following spontaneous reactions, classify the 3 metals involved (Cr, Sn, Al) according to increasing reductant
2 answers
asked by
kate
552 views
How to find Oxidation Numbers of any component
1 answer
asked by
Anonymous
291 views
2Li(s) + F2(g) -> 2LiF (s)
• Li loses electrons and is oxidized. F2 gains electrons and is reduced. Li gains electrons and is
3 answers
asked anonymously
44 views
Bi2(g) + 2KI(ag) -> 2KBr(ag) + I2(s)
• Br2 gains electrons and is oxidized. I- (in KI) loses electrons and is reduced. • Br2
3 answers
asked anonymously
43 views
2A1(s) + 35n?+ (ag) -+ 2A13+ (ag) + 35n (s)
• Al loses electrons and is oxidized. Sa?* gains electrons and is reduced. • Sn?+
3 answers
asked anonymously
50 views
Fe(s) + CuSO4(ag) -> FeSO4(ag) + Cu(s)
• Fe gains electrons and is oxidized. Cu?+ (in CuSO4) loses electrons and is reduced. O
3 answers
asked anonymously
39 views
Is Mn+7 +5e- —>Mn+2 oxidation or reduction
3 answers
asked anonymously
13 views
Is Al—> Al3 + 3e- oxidation or reduction
3 answers
asked anonymously
27 views
Is Pb—>Pb2 + 2e-oxidation or reduction
3 answers
asked anonymously
14 views
Is O2 + 4e- —> 2O-2 oxidation or reduction
3 answers
asked anonymously
27 views
balance Redox :- CuS + SO4²- = CuO+SO2
2 answers
asked by
Yashvi
680 views
Which of the following is an oxidation reaction?
A. AuCl4- → AuCl 2- **** B. Mn7+ → Mn2+ C. Cl2 → ClO3- D. Co3+ → Co2+
4 answers
asked by
Cherry
1,405 views
PLEASE,COULD ANYONE HELP ME to balance this redox reaction : Cr2S3 PbO2 + H2SO4 + -------> PbSO4 H2Cr2O7+H20
4 answers
asked by
Anonymous
531 views
Which of the following statements about the reaction, 4 HCl(aq) + MnO2(s) MnCl2(aq) + 2 H2O(l) + 2 Cl2(g), is correct?
a.)The
2 answers
asked by
Neil
1,099 views
Under standard conditions of 1 atm and 298.15K, the half-cell reduction potential E,zero for the anode in a voltaic cell is
2 answers
asked by
Brooke
646 views
The voltage of an electrochemical cell depends on the redox reaction occurring in the cell. Given a redox reaction below:
Zn(s) +
1 answer
asked by
bliss
474 views
Is this a redox reaction?
4Cr+3O2 -> 2Cr2O3
4 answers
asked by
Dean A
2,230 views
Hey guys! Stuck on some Redox Reactions. I tried my best to put as much work as I could, but I'm super stuck on these ones.
3 answers
asked by
Allie
676 views
Science
redox reaction lesson
3 answers
asked by
Asemahle
533 views
zinc electrode is placed in a solution of lead nitrate.write a balanced equation
1 answer
asked by
mphukhe
410 views
H2O2+MnO2 -----> MnO2 + H2O
Is my work correct?
3 answers
asked by
Rain
697 views
how many grams of copper can be reduced by applying a 3.00 A current for 16.2 minutes, to a solution containing Cu^(2+) ions?
1 answer
asked by
Anonymous
353 views
An electrochemical cell is made from two half cells. The first contains 1M hydrochloric acid above 1 atm Cl2gas (w/ a platinum
3 answers
asked by
Mall
558 views
2NH(g) +2.5O2(g) ---><--- 2NO(g) + 3H2O(g) + Heat
1 answer
asked by
angela
456 views
Insert correct coefficients it is a redox reaction
Al2+MnO2=Al2O3+Mn
2 answers
asked by
CAMELA
547 views
The oxidation number of kromium in k2Cr2O7
1 answer
asked by
Ahmad
445 views
Which of these shows the correct balanced half-reaction for the following? The reaction takes place in acidic solution.
C2O42–(
1 answer
asked by
sad
437 views
In saturated soils, oxygen is quickly depleted and microbes must utilize the next most favorable electron acceptor, in this case
2 answers
asked by
John
515 views
Zn + VO3 ^- --> Zn ^2+ + V^+3
Fe ^2+ + H2O2 + OH- --> Fe (OH) 3 V2O5 + I- + H^+ --> VO2 + I2 + H20 P + H+ + NO3- + H2O -->'NO +
1 answer
asked by
Nathan
433 views
Zn + VO3 ^- --> Zn ^2+ + V^+3
Fe ^2+ + H2O2 + OH- --> Fe (OH) 3 V2O5 + I- + H^+ --> VO2 + I2 + H20 P + H+ + NO3- + H2O -->'NO +
3 answers
asked by
Nathan
394 views
Use the following information to answer this question:
Cu+(aq) + e- → Cu(s) E° = 0.521V Cu2+ (aq) + e- → Cu+ (aq) E° =
5 answers
asked by
Ana
2,725 views
Fe(s) + Cu2+(aq) Fe2+(aq) + Cu(s)
If Ecell = 0.780 V and [Fe2+] = 1.0 M, what is [Cu2+]?
2 answers
asked by
Anonymous
1,280 views
Durango redox reaction the oxidation number of species Will decretase, increpase or stay the same
1 answer
asked by
Mary
330 views
Fe3+ + I1- �¨ Fe2+ + I2
1. Balance the equation 2. Which element is being oxidized? 3. Which element is the reducing agent?
4 answers
asked by
Ellie
2,887 views
Ca + Cr2O7{-2} = Ca{2+} + Cr{+3}
Blance the redox please someone help me I got exam tomorrow and I got to go sleep soon
4 answers
asked by
Please help
1,454 views
redox reaction:
Hydrogen peroxide is added to an acidified solution of potassium permanganate. what is the total redox reaction?
2 answers
asked by
Gabriella
1,044 views
The no. Of moles of KMnO4 that will be needed to react with one mole of sulphite ion in acidic solution is.......
3 answers
asked by
Aman
778 views
Another Redox in BASIC ....having a tough time with these OH's no clue how to tackle.
Cr(OH)3 + ClO^- => CrO4^2- +Cl2 thanks for
1 answer
asked by
Steve
324 views
Calculate the ∆G˚ for the oxidation of nickel in the following balanced reaction.
2[RhCl6]3-(aq)+ 3Ni a 2Rh(s) + 3NiCl2(aq) +
3 answers
asked by
Sandra
416 views
Which of the following is the strongest reducing agent?
a) Li+ b) Zn c) Sn d) H2 Is it Li? Can someone please explain what the
1 answer
asked by
scilover
411 views
Using the following spontaneous reactions, classify the 3 metals involved (Cr, Sn, Al) according to increasing reductant
2 answers
asked by
scilover
1,096 views
Determine the weight of Na2C2O4 which is required to react completely with 20.0ml of 0.02M KMnO4.
2 answers
asked by
Sophie
513 views
Calculate Eo (reduction potential) for the following balanced reaction.
NiO2 + 2H2O + 2Fe(OH)2 Ni(OH)2 + 2Fe(OH)3
1 answer
asked by
Sophie
388 views
Balance the following redox reaction in acidic and basic solutions:
Fe(OH)2(s) + O2(g) --> Fe(OH)3(s) These are the steps my
1 answer
asked by
Emily
1,354 views
For a particular redox reaction NO2– is oxidized to NO3– and Cu2 is reduced to Cu . Complete and balance the equation for
1 answer
asked by
Connor
925 views
Please check. Thank you.
2. What is the reduction half-reaction for the following unbalanced redox equation? Cr2O72– + NH4+
5 answers
asked by
Jack
856 views
Alcohol levels in blood can be determined by a redox titration with potassium dichromate according to the balanced equation:
C2H5
3 answers
asked by
Renee
3,462 views
In the redox reaction:
2FeS + 4.5 O(subscript 2)+ 2H(subscript 2)O > Fe(subscript 2)O(subscript 3) + 2H(subscript 2)SO(subscript
4 answers
asked by
Sushmitha
445 views
Oxidising and reduction- Chemistry?
Oxidation and reduction can be described as the loss and/or gain of electrons from an ion or
3 answers
asked by
centya
503 views
the two half-reactions that are used in the direct methanol fuel cell are shown below.
I. 2
2 answers
asked by
concerned chem student
927 views
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Parent Categories (26)
Analytical Chemistry
Balancing Chemical Equations
Balancing Equations
Bonding and Reactions
Chemical Equations
Chemical Reactions
Chemical Reactions and Equations
Chemistry
Electrochemistry
Equations and Reactions
Equilibrium Reactions
Gas reactions
Inorganic Chemistry
Lab Experiments
Organic Chemistry
Oxidation and Reduction
Oxidation States
Precipitation reactions
Reactants
Reaction Equations
Reaction stoichiometry
Reaction Types
Reactions
Stoichiometry
Thermodynamics
Types of Reactions