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To combine half-reactions to form a balanced redox equation, first balance the atoms in each half-reaction, then balance the charges by adding electrons. Finally, multiply the half-reactions by coefficients to ensure the number of electrons transferred is the same in both reactions.
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What is the balanced equation for the redox reaction between zinc and hydrochloric acid (HCl) that forms zinc(II) ions and hydrogen gas?
The balanced equation for the redox reaction between zinc and hydrochloric acid is: Zn(s) + 2HCl(aq) -> ZnCl2(aq) + H2(g)
What is the balanced equation for the redox reaction between cooper and sulfuric acid that forms copper(ll)sulfate sulfur dioxide and water?
The balanced equation for the redox reaction between copper and sulfuric acid to form copper(II) sulfate, sulfur dioxide, and water is: 2Cu + 2H2SO4 → CuSO4 + SO2 + 2H2O
How we Balance of redox equation by oxidation number method?
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.
What is wrong with redox reaction 2Cl plus 2Br - Cl2 plus Br2?
The redox reaction you provided is unbalanced. The correct balanced redox reaction should be 2Cl + Br2 -> 2Cl- + 2Br. This balanced equation ensures that both charge and mass are conserved during the reaction.
How do you calculate the molarity of potassium iodate in redox titration?
To calculate the molarity of potassium iodate in a redox titration, you can use the balanced chemical equation for the reaction between potassium iodate and the reducing agent. By knowing the volume of the reducing agent used in the titration and the molarity of the reducing agent, you can determine the molarity of the potassium iodate. The equation should be balanced in terms of moles of the substances involved.
What is the overall redox reaction of cr2o7 plus br?
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.
What is the balanced equation for the redox reaction between zinc and hydrochloric acid (HCl) that forms zinc(II) ions and hydrogen gas?
The balanced equation for the redox reaction between zinc and hydrochloric acid is: Zn(s) + 2HCl(aq) -> ZnCl2(aq) + H2(g)
In what order are redox reaction balance?
To complete the balanced redox reaction, you simplify the equation by removing common elements on both sides.
What is the balanced equation for the redox reaction between cooper and sulfuric acid that forms copper(ll)sulfate sulfur dioxide and water?
The balanced equation for the redox reaction between copper and sulfuric acid to form copper(II) sulfate, sulfur dioxide, and water is: 2Cu + 2H2SO4 → CuSO4 + SO2 + 2H2O
How we Balance of redox equation by oxidation number method?
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.
What is wrong with redox reaction 2Cl plus 2Br - Cl2 plus Br2?
The redox reaction you provided is unbalanced. The correct balanced redox reaction should be 2Cl + Br2 -> 2Cl- + 2Br. This balanced equation ensures that both charge and mass are conserved during the reaction.
How do you calculate the molarity of potassium iodate in redox titration?
To calculate the molarity of potassium iodate in a redox titration, you can use the balanced chemical equation for the reaction between potassium iodate and the reducing agent. By knowing the volume of the reducing agent used in the titration and the molarity of the reducing agent, you can determine the molarity of the potassium iodate. The equation should be balanced in terms of moles of the substances involved.
How are oxygen atoms balanced for redox equations in basic solutions?
H2O and OH- are added to balance the oxygen atoms.
What is the balanced equation for the redox reaction between silver and nitric acid (HNO3) that forms nitrogen dioxide and silver ions?
2Ag + 6HNO3 -> 2NO2 + 2AgNO3 + 3H2O
Which two reactants are also redox reactions?
Methane, CH4, burns in oxygen gas to form water and carbon dioxide. What is the correct balanced chemical equation for this reaction?
How can one balance redox reactions in acidic solutions effectively?
To balance redox reactions in acidic solutions effectively, follow these steps: Write the unbalanced equation for the redox reaction. Separate the reaction into half-reactions for oxidation and reduction. Balance the atoms in each half-reaction, excluding oxygen and hydrogen. Balance the oxygen atoms by adding water molecules. Balance the hydrogen atoms by adding H ions. Balance the charges by adding electrons to one or both half-reactions. Ensure that the total charge and number of atoms are balanced in both half-reactions. Multiply each half-reaction by a factor to equalize the number of electrons transferred. Combine the balanced half-reactions to form the overall balanced redox reaction. By following these steps, one can effectively balance redox reactions in acidic solutions.
What is the type of chemical reaction between Sodium Thiosulphate reacts and hydrochloric acid and what is the balanced equation?
The reaction between sodium thiosulfate and hydrochloric acid is a redox reaction, where the sulfur in thiosulfate changes oxidation state. The balanced equation for this reaction is: 2Na2S2O3 + 2HCl -> 2NaCl + SO2 + S + H2O.
