what is the radius of Hydrogen atom ?
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1
Explanation:
i dont know what is answer and anyone dont know becase sab pagal hai
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2
Answer:
120 pm
Explanation:
Hydrogen is the chemical element with the symbol H and atomic number 1. With a standard atomic weight of 1.008, hydrogen is the lightest element in the periodic table. Hydrogen is the most abundant chemical substance in the universe, constituting roughly 75% of all baryonic mass. Wikipedia
Symbol: H
Atomic number: 1
Atomic mass: 1.00784 u
Electronegativity: 2.2
Atomic radius: 53 pm
Van der Waals radius: 120 pm
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