Chemistry, asked by abhijitkamasame, 8 months ago

why hydrogen having smallest atomic size element in modern periodic table

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Answers

Answered by bhavya4280
1

Answer:

Explanation:

We know that Hydrogen atom has one proton in its nucleus whereas helium atom has two protons. The double positive charge of the helium nucleus attracts its electrons more than single proton of hydrogen atom can attract its electron.

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