The energy of an electron in the first Bohr orbit of H-atom

The energy of an electron in first Bohr's orbit of H atom is -13.6eV . The energy value of electron in the first excited state of Li^(2+) is :

The energy of an electron in the first Bohr's orbit of a hydrogen atom is -2.18 xx10^(-18)J . Its energy in the second orbit would be

Calculate the energy of an electron in the first Bohr orbit of He^(+) .

Calculate the energy of an electron in the first Bohr orbit of He^(+) .

Calculate the energy of an electron in the second Bohr's orbit of an excited hydrogen atom the energy of electron in the first Bohr orbit is -2.18 xx 10^(-11) erg

Calculate the velocity of an electron in the first Bohr orbit of a hydrogen atom

The velocity of an electron in the first orbit of H atom is v. The velocity of an electron in the 2nd orbit of He^+ atom.

The velocity of an electron in the first orbit of H atom is v . The velocity of an electron in the second orbit of He^(+) is

The velocity of an electron in the first Bohr orbit of hydrogen atom is 2.19 xx 10^(6)ms^(-1) . Its velocity in the second orbit would be

The energy of an electron in the 3rd orbit of an atom is -E . The energy of an electron in the first orbit will be