Redox Reactions
What is the oxidation number of Manganese (Mn) in Potassium Permanganate ($KMnO_4$)?
In Hydrogen Peroxide ($H_2O_2$), the oxidation state of oxygen is:
The chemical process in which a substance gains electrons is known as:
What is the oxidation number of Chromium (Cr) in $K_2Cr_2O_7$?
In which of the following compounds does oxygen exhibit a positive oxidation state?
What is the oxidation state of Sulfur (S) in Sulfuric Acid ($H_2SO_4$)?
Which of the following is an example of a disproportionation reaction?
Which halogen element is the strongest oxidizing agent?
The oxidation state of Carbon (C) in Glucose ($C_6H_{12}O_6$) is:
In a redox reaction, an oxidizing agent is a substance that:
What is the average oxidation state of Iron (Fe) in $Fe_3O_4$?
What is the standard reduction potential of a Standard Hydrogen Electrode (SHE)?
What is the oxidation number of Sulfur (S) in Caro's acid ($H_2SO_5$)?
The oxidation number of Phosphorus (P) in Orthophosphoric acid ($H_3PO_4$) is:
What are the oxidation states of Chlorine in Bleaching Powder ($CaOCl_2$)?
In an electrochemical cell (like Daniell cell), oxidation takes place at the:
The oxidation numbers of the two Nitrogen atoms in Ammonium Nitrate ($NH_4NO_3$) are respectively:
What is the oxidation state of Xenon (Xe) in $XeF_6$?
Which of the following is NOT a redox reaction?
What is the oxidation number of Carbon in Methane ($CH_4$)?