Question- 1cr2o7 2- 6s2o3 2- 14h 2cr 3 3s4o6 2- 7h2oa, Ask an Expert

Academics

Question- 1)

Cr2O7 2- + 6S2O3 2- + 14H+ ? 2Cr 3+ + 3S4O6 2- + 7H2O

a) Why is Cr6+ reduced in the following reaction?

b) Why is S2+ oxidized in the following reaction?

c) Why is Cr2O7 2- the oxidizing agent?

d) Why is S2O3 2- the reducing agent?

14H+ + Cr2O72- + 3Ni ? 3Ni2+ + 2Cr3+ + 7H2O

a) Why is Ni the reducing agent

b) Why is Cr2O7 2- the oxidizing agent

Solve the above problem and provide steps with explanation

View complete question

Chemistry, Academics

Category:- Chemistry
Reference No.:- M91237388

Have any Question?Write your Review or question?

Related Questions in Chemistry

2 moles of a compound are allowed to react ina foam coffee

2 moles of a compound are allowed to react ina foam coffee cup that contains 197 grams of water. The reaction caused the temperature of the water to rise from 21 to24.7 degrees Celsius. What is the enthalpy of this react ...

Does dissolved solids such as sugar and salt modifychange

Does dissolved solids such as sugar and salt modify/change the boiling point of water; do mixtures have the same boiling point as pure substances?

A 43 kg person drinks 430 g of milk which has a caloric

A 43 kg person drinks 430 g of milk, which has a "caloric" value ofapproximately 3.0 kJ/g. If only 15% ofthe energy in milk is converted to mechanical work, how high (inmeters) can the person climb based on this energy i ...

What is the differene between sodium chloride versus sodium

What is the differene between sodium chloride versus sodium chlorite

Match the reaction provided on the left with the correct

Match the reaction provided on the left with the correct reaction classification/type on the right [NOTE the reaction equations are not balanced] . Reaction classification/types can be used more than once or not at al ...

Calculate the dissociation constant of nh4ohaq if the

Calculate the dissociation constant of NH4OH(aq) if the degree of dissociation of 0.006 mol/kg solution is 0.053 and the activity coefficients of all species equal 1.

2kmno4s rarr k2mno4s mno2s o2gif 250 l of o2g is needed

2KMnO 4 (s) → K 2 MnO 4 (s) + MnO 2 (s) + O 2 (g) If 2.50 L of O 2 (g) is needed at 1.00 atm and 20°C, what mass of KMnO 4 (s) should be decomposed? Assume the decomposition of KMnO 4 (s) goes to completion.

The atomic masses of lithium-6 759 and lithium-7 9241 are

The atomic masses of Lithium-6 (7.59%) and Lithium-7 (92.41%) are 6.0151 and 7.016 amu, respectively. Calculate the average atomic mass of chlorine. The percentages in parentheses denote the relative abundances.

The solubility of silver sulfate ag2so4 inwater has been

The solubility of silver sulfate, Ag2SO4, inwater has been determined to be 8.0 g/L. What is the solubility in0.37 M sodium sulfate,Na2SO4?

What volume of 0600 m hcl is required to react completely

What volume of 0.600 M HCl is required to react completely with 2.50 g of sodium hydrogen carbonate? NaHCO3(aq) + HCl(aq) ? NaCl(aq) + CO2(g) + H2 O(l)

4,153,160 Questions Asked
13,132 Experts
2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Recent Questions

Ask Chemistry Expert