Advertisements
Advertisements
प्रश्न
State the following is a reduction reaction or oxidation reaction.
\[\ce{A^3+ + e- -> A^2+}\]
Advertisements
उत्तर
Reduction Reaction.
APPEARS IN
संबंधित प्रश्न
Elements X, Y, and Z have atomic numbers 6, 9 and 12 respectively. Which one forms an anion?
State differences between the properties of ionic compounds and covalent compounds.
Element X is a metal with a valency 2; Y is a non-metal with a valency 3.
(a) Write an equation to show how Y forms as ion
(b) If Y is a diatomic gas, write an equation for the direct combination of X and Y to form a compound.
State the following is a reduction reaction or oxidation reaction.
\[\ce{Pb -> Pb^2+ + 2e-}\]
Potassium (at No.19) and chlorine (at No.17) react to form a compound. Explain the formation of the compound on the basis of oxidizing agent.
State the type of bonding in the following molecules.
Water,
Element M forms a chloride with the formula MCl2 which is solid with a high melting point. What type of bond is in MCl2. Write the formula of the compound when M combines with sulphur, oxygen, and nitrogen.
The valency of noble gases is ______.
Write the basic concept of Kossel – Lewis theory.
Elements A, B and C have atomic number 17, 19 and 10 respectively.
State which one is chemically inert.
