Electronic configuration of the element having atomic number 24.
The atom with the given atomic number Z=17, and the atomic mass A=35.5 is
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According to quantum mechanics ψ2(r) the wave function squared gives
Spin quantum number with two spin states of the electron represented by two arrows, ↑ (spin up) and ↓ (spin down) was introduced to account for
Values of e/m (charge/mass) in the categories alpha particle (α), electron (e) and protons (p) increase in the order:
A gas absorbs a photon of 355 nm and emits at two wavelengths. If one of the emissions is at 680 nm, the other is at:
The electronic configuration 1s22s22p1 belongs to
The energy associated with the first orbit in the hydrogen atom is -2.18 x 10−18 J/atom. What is the energy associated with the fifth orbit?
Due to the presence of electrons in the inner shells, the electron in the outer shell will not experience the full positive charge of the nucleus (Ze). This is known as
Maximum number of electrons in a subshell with l = 3 and n = 4 is
Arrange the electrons present in the 4d, 3d, 4p and 3p orbitals in order of increasing energies
The Aufbau principle states : In the ground state of the atoms, the orbitals are filled in order of