Give Reasons for the Following:It is said that molecules of many eleme

1.	Give Reasons for the Following:It is said that molecules of many elements, such as argon (Ar), helium (He), neon (Ne), etc., are made-up of only one atom of the element. Why is it so?
Answer» Molecules of many elements, such as argon (Ar), helium (He), neon (Ne), etc., are made-up of only one atom of the element because: i. These elements are noble gases which are unreactive in nature. ii. They have a completely filled outermost shells. iii. As a result, they are unable to combine with any other element. iv. Hence, they exist independently in the form of a single atom.

Give Reasons for the Following:It is said that molecules of many elements, such as argon (Ar), helium (He), neon (Ne), etc., are made-up of only one atom of the element. Why is it so?

Answer»

Molecules of many elements, such as argon (Ar), helium (He), neon (Ne), etc., are made-up of only one atom of the element because:

i. These elements are noble gases which are unreactive in nature.
ii. They have a completely filled outermost shells.
iii. As a result, they are unable to combine with any other element.
iv. Hence, they exist independently in the form of a single atom.

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Give Reasons for the Following:It is said that molecules of many elements, such as argon (Ar), helium (He), neon (Ne), etc., are made-up of only one atom of the element. Why is it so?

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