No, Planck's quantum theory and the Bohr atomic model are separate and distinct theories in the field of physics.
Planck's quantum theory, proposed by Max Planck in 1900, laid the foundation for quantum mechanics. Planck introduced the concept of energy quantization, suggesting that energy is not emitted or absorbed continuously, but rather in discrete packets called "quanta." This theory explained the observed behavior of black-body radiation and led to the development of quantum mechanics, which revolutionized our understanding of the microscopic world.
On the other hand, the Bohr atomic model, proposed by Niels Bohr in 1913, provided an explanation for the structure of atoms. Bohr's model was based on the concept of discrete energy levels for electrons within an atom. It postulated that electrons occupy certain fixed orbits around the nucleus and can transition between these orbits by emitting or absorbing energy in discrete amounts.
While both Planck's quantum theory and the Bohr atomic model contributed significantly to the development of quantum mechanics, they are distinct theories addressing different aspects of physics. Planck's theory focuses on the quantization of energy, while Bohr's model addresses the structure and behavior of electrons in atoms.