what is an element what to send atom what to send atomicity what is diatomic monatomic polyatomic what is octatomic what is Dalton's theory who is John what is symbol what are the examples of simple significance of a simple modern definition of valency what is valency what is matter what is non metals what is Iron what is chlorine oxygen nitrogen carbon and what is variable valency what is the reason for formation of variable valency what is formula what is molecular formula what is chemical formula what is radical what is acid radical what is basic radical
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Monoatomic:- The elements that have only one atom in molecule are called monoatomic elements. They are stable. Example:- Ne,Ar all are Noble gases.
Diatomic:- The elements that have two atoms are called as diatomic molecules. Example:- Oxygen.
Triatomic:- The elements that have three atoms are called as tri-atomic elements. They are unstable. Example:- Ozone.
Polyatomic:- The elements that have more than two atoms bonded by a covalent bond are reffered to as polyatomic elements. Example:- Selenium.
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