Q. Oxidation state +2 of a compound have greater ionic character than oxidation state of

View solution

Q. Element to oxidize with low oxidation state needs

View solution

Q. The relative stability of oxidation states +2 and +4 decreases

View solution

Q. The oxidation number of chromium in K₂Cr₂O₇

View solution

Q. Elements in free state have oxidation state

View solution

Q. In KMnO₄, oxidation state of Mn is

View solution

Q. In the reaction 2Fe + 3Cl₂ → 2FeCl₃

View solution

Q. The apparent charge on an atom of an element in a molecule or an ion is called

View solution

Q. All are oxidizing agents except

View solution

Q. The term redox reaction involves

View solution

Q. The batteries we use daily involve reaction

View solution

Q. Some important reducing agents are

View solution

Q. Reduction can be explained as

View solution

Q. Oxidation always takes place at the electrode

View solution

Q. An agent after oxidizing the other substance gets itself reduced is called

View solution

Q. The increase in oxidation number is called

View solution

Q. The amount of solute and solvent can be expressed in percentage composition in different ways

View solution

Q. 5g of glucose is dissolved in 100 cm³ of solution. The percentage of solution is

View solution

Q. The total volume of the solution may not be equal to the sum of volumes of solute and the solvent in

View solution

Q. It is the part by mass of solute dissolved per 100 parts by mass of solution

View solution