Question

What is quantum theory ​

Answer 1

Answer:

Quantum theory is the theoretical basis of modern physics that explains the nature and behavior of matter and energy on the atomic and subatomic level.

Answer 2

Quantum mechanics (QM; also known as quantum physics, quantum theory, the wave mechanical model and matrix mechanics), part of quantum field theory, is a fundamental theory in physics.

It describes physical properties of nature on an atomic scale.

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