 # What Does The Wave Function Ψ Represent?

## Is the wave function real?

The wavefunction is a real physical object after all, say researchers.

At the heart of the weirdness for which the field of quantum mechanics is famous is the wavefunction, a powerful but mysterious entity that is used to determine the probabilities that quantum particles will have certain properties..

## Who discovered the electron?

ThomsonDuring the 1880s and ’90s scientists searched cathode rays for the carrier of the electrical properties in matter. Their work culminated in the discovery by English physicist J.J. Thomson of the electron in 1897.

## Why do most alpha particles fired through a piece?

Why do most alpha particles fired through a piece of gold foil emerge almost undeflected? The massive alpha particles blast through the majority of the space in the gold that is occupied by low mass electrons. … The mass of the atom is concentrated in a positively charged core.

## What does the wave function ψ represent quizlet?

What does the wave function Ψ represent? It can be used to calculate the probability of the result of an experiment. Ψ represents the possibilities that can occur in a system.

## What is the physical significance of ψ and ψ2?

Solution : Ψ as such has no physical significance. Ψ2 gives the probability of finding the electron at any point around the nucleus.

## What is the significance of Schrodinger wave equation?

The Schrödinger equation is a linear partial differential equation that describes the wave function or state function of a quantum-mechanical system. It is a key result in quantum mechanics, and its discovery was a significant landmark in the development of the subject.

## What is acceptable wave function?

The wave functions must form an orthonormal set. This means that • the wave functions must be normalized. … The wave function must be finite everywhere. 6. The wave function must satisfy the boundary conditions of the quantum mechanical system it represents.

## How did Schrodinger derived his equation?

In their paper, the physicists developed a new way to obtain the Schrödinger equation starting from a mathematical identity using classical statistical mechanics based on the Hamilton-Jacobi equation. … In quantum mechanics, both amplitude and phase depend on each other, and this makes the quantum wave equation linear.”

## What does the wave function tell us?

In quantum mechanics, the physical state of an electron is described by a wave function. According to the standard probability interpretation, the wave function of an electron is probability amplitude, and its modulus square gives the probability density of finding the electron in a certain position in space.

## Why is wave function single valued?

The wave function must be single valued. This means that for any given values of x and t , Ψ(x,t) must have a unique value. This is a way of guaranteeing that there is only a single value for the probability of the system being in a given state.

## Can wave function be negative?

A wavefunction with negative sign works just like any other wave with negative sign. For example, water waves with negative height cancel out with waves of positive height. You can also make a ‘negative’ wave on a string by pulling the end down and back up, which will cancel with a positive wave.

## Why is wave function complex number?

Wave-function is a complex number because of two properties it should meet. On the one hand it’s modulus square is observable and thus should be real (it gives probability density). … This is possible only in case such a boost is simply a phase of the complex number, which does not affect its modulus.