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प्रश्न
Explain Octet rule with an example.
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उत्तर
The tendency of atoms to have eight electrons in the valence shell is known as the ‘Octet rule’ or the ‘Rule of eight’.
Example: Sodium with atomic number 11 will readily loose one electron to attain Neon’s stable electronic configuration.
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संबंधित प्रश्न
Among the following compounds identify the compound that has all three bonds (ionic, covalent and coordinate bond).
Define the term:
orbit
Name the following:
An element having valency 'zero'
Write the formula of its (X)
sulphate
nitrate
phosphate
carbonate
hydroxide.
State the type of bonding in the following molecules.
Calcium oxide
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.
Sodium having atomic number 11, is ready to ______ electron/ electrons to attain the nearest noble gas electronic configuration.
Elements with stable electronic configurations have eight electrons in their valence shell. They are ______.
Draw the electron distribution diagram for the formation of Carbon di oxide (CO2 ) molecule.
Complete the following table:
| a. | Dativebond | ______ |
| b. | CaH2 → Ca+H2 | ______ |
| c. | ______ | Reduction |
| d. | ______ | Redox reaction |
