The atomic radius of hydrogen atom is
37 nanometer
37 picometer
17 picometer
57 picometer
Answer is Wrong!
Answer is Right!
This question was previously asked in
UPSC CAPF – 2022
– Different definitions of atomic radius exist (e.g., covalent radius, van der Waals radius, Bohr radius) which yield different values.
– 1 picometer (pm) = 10⁻¹² meters.
– 1 nanometer (nm) = 10⁻⁹ meters = 1000 picometers.
– A radius of 37 nanometers would be extremely large, equivalent to 37,000 picometers, which is not the size of a hydrogen atom.