8H+ + MnO4- + 5Fe2+--> 5Fe3+ + Mn2+ + 4H20
This is true -APEX
false true
The explosion of gunpowder is a form of what chemists refer to as a redox (reduction/oxidation) reaction.
combustion
Sodium (Na) has been reduced.
The overall redox reaction of Cr2O7 + Br is not a balanced equation. To balance the equation, the half-reactions for the oxidation and reduction of each element need to be determined and balanced first.
The redox equation for the oxidation of copper iodide is: 2CuI -> 2Cu + I2
Yes, you can stir a silver nitrate solution with a copper spoon. When copper comes in contact with the silver nitrate solution, a redox reaction occurs where copper gives electrons to silver ions, causing silver metal to deposit on the surface of the copper spoon. The overall equation is: 2AgNO3 (aq) + Cu (s) → Cu(NO3)2 (aq) + 2Ag (s).
Sn(4+) and 2 (SO4)2-
To balance a redox equation using the oxidation number method, assign oxidation numbers to each element in the reactants and products, identify the elements undergoing oxidation and reduction, write half-reactions for oxidation and reduction, balance the atoms in each half-reaction, balance the charges by adding electrons, multiply the half-reactions to make the electrons cancel out, and then add the balanced half-reactions to obtain the overall balanced redox equation.
The first step is to write the unbalanced skeleton equation for the redox reaction, showing the reactants and products.
The blue color in the solution is likely due to the presence of copper ions from the copper wire reacting with the silver nitrate to form a copper nitrate complex. To demonstrate it's a redox reaction, you can show the transfer of electrons from the copper atoms in the wire (losing electrons, getting oxidized) to the silver ions in the solution (gaining electrons, getting reduced).
Yes, a redox reaction equation contains both the oxidized and reduced forms of the reactants and products. The oxidized form of a substance loses electrons, while the reduced form gains electrons. Both forms are represented in a redox reaction equation to show the transfer of electrons between reactants.
A redox reaction. This type of reaction involves the transfer of electrons from one reactant to another, resulting in oxidation and reduction of the reacting species.
The standard equations based on glucose in a redox reaction. Photosynthesis: 6CO2 + 6H2O --> C6H12O6 + 6O2 ----------------------------------------- Cellular respiration: C6H12O6 + 6O2 --> 6CO2 + 6H2O -----------------------------------------
A redox reaction can be identified in a chemical equation by observing the transfer of electrons between reactants. Look for changes in oxidation states of elements and the presence of both reduction and oxidation half-reactions.
Orthophosphoric acid is commonly used as a buffer in redox titrations to maintain the pH of the solution. It also helps to prevent changes in pH that could interfere with the redox reaction being monitored. Additionally, it can complex with metal ions, helping to stabilize them in solution.