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10-01-2020
Chemistry

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What are the only elements that exist in nature as uncombined atoms? What term is used to describe such elements?

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Adetunmbiadekunle Adetunmbiadekunle

10-01-2020

Answer:

Group 18 elements

Noble gases

Explanation:

The gases in the last group of the periodic table exist in nature in uncombined state. Due to their nature of passiveness, they are called inert gases.

Other names include the noble gases. They are as follows

Helium

Neon

Argon

Radon

Xenon

These elements occur in as mono atomic atoms. Hence, they have an atomicity of 1

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