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 Difference between Octet Rule and Duplet Rule :

What is duplet?

Atom with 2 electrons in its outermost shell is called duplet .

Duplet Rule:

The tendency of an atom to acquire 2 electrons in outermost shell .

Atoms with low atomic number such as hydrogen and helium followed the duplet rule.

What is Octet?

Atom with 8 electrons in its outermost shell is called octet .

Octet Rule:

The tendency of an atom to acquire 8 electrons in outermost shell in order to attain the noble gas configuration and becomes stable.

Atoms having 7 or less than 7 electrons in its valence shell followed octet rule.

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Octet Rule and Duplet Rule in Urdu / Hindi :

Topics covered in a video :

1.What is a duplet and an octet.

2.Difference between octet rule and duplet rule.

3.Which of the following atoms follow duplet and octet rule.

4.Why is it important for an atom to attain a noble gas configuration.

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