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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
In term of electron transfer, define
Reduction
What type of bond is formed between two atoms, when the electronegative difference between them is High ?
The following table shows the electronic configuration of the elements W, X, Y, Z:
|
Element |
W |
X |
Y |
Z |
|
Electronic |
2,8,1 |
2,8,7 |
2,5 |
1 |
Answer the following questions based on the table above:
What is the formula of the compound formed between X and Z.
What do you think would be the observation of `alpha` particle scattering experiment if carried out on (i) heavy nucleus like platinum (ii) light nuclei like litheum.
Why do they exist as monoatoms in molecules?
Explain
Octet rule for the formation of sodium chloride
How do atoms attain noble gas configurations?
Identify the following reaction as either oxidation or reduction:
K - e- → K+
Number of valence electrons in carbon is ______.
What is a chemical bond?
