Advertisements
Advertisements
प्रश्न
State the following is a reduction reaction or oxidation reaction.
\[\ce{Fe^2+ - e- -> Fe^3+}\]
Advertisements
उत्तर
Oxidation Reaction.
संबंधित प्रश्न
Give electron dot diagram of the following:
Magnesium chloride
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.
Elements X, Y, and Z have atomic numbers 6, 9 and 12 respectively. Which one forms a cation?
How are X-rays produced?
Write the formula of its (X)
sulphate
nitrate
phosphate
carbonate
hydroxide.
Sodium having atomic number 11, is ready to ______ electron/ electrons to attain the nearest noble gas electronic configuration.
______ theory explains the formation of molecules.
Match the following:
| 1. | Atomic bond | a. | Oxygen and hydrogen |
| 2. | Atoms with different electronegativities | b. | acceptor bond |
| 3. | An atom that accepts electron pair | c. | covalent bond |
| 4. | Rusting of iron | d. | donor atom |
| 5. | An atom that provides electron pair | e. | oxidation |
| f. | ionic bond |
Complete the following table:
| a. | Dativebond | ______ |
| b. | CaH2 → Ca+H2 | ______ |
| c. | ______ | Reduction |
| d. | ______ | Redox reaction |
How many electrons are required or released by each atom in chlorine to attain the nearest noble gas configuration?
