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Niels Bohr

Niels Bohr is a scientist that revolutionized the way we look at atoms today. He won the 1922 Nobel prize in physics.

438 Questions

What element has 27 electrons in its bohr model?

The element is Cobalt (Co)
Cobalt, which is classified as a metal, has 27 electrons in its orbital diagram. Its chemical symbol is Co and its atomic number is 27.
Cobalt.

What is Niels Bohr's model of the hydrogen atom?

The Bohr model for hydrogen is a proton orbited by an electron.

Why are Bohr models useful?

The Bohr model of the atom is important because it better described the structure of these tiny particles we call atoms. Of particular importance is the idea that electrons, those tiny negative charges, move around the nucleus in orbitals or energy levels. This opened the door (busted it down, actually) to a much clearer understanding of chemistry and a host of electromagnetic phenomenon. A link can be found below for more information.

It also opened the door to quantum mechanics.

When did Niels Bohr conduct his experiment?

Niels Bohr conducted his famous experiment in 1913. This experiment formed the basis of his atomic model, which revolutionized our understanding of the structure of the atom.

What did Niels Bohr do before he became a scientist?

Before Niels Bohr became a scientist, he studied engineering at the Polytechnic Institute in Copenhagen. He eventually shifted his focus to physics and went on to make significant contributions to the field.

What is the difference between the Rutherford model and bohr's model?

According to Thomson's atomic theory, the mass of an atom was special evenly throughout its volume. Errest Rutherford's experiment proved this wrong.

An electrons path around the nucleus defines its?

An electron's path around the nucleus defines its energy level. The energy levels are quantized, meaning electrons can only exist at specific distances from the nucleus.

What are the similarities between Schrodinger model of the atom and the model proposed by Bohr?

the differences between the modern model of hydrogen and bohr's model is that the modern version is much more advanced in what is known about the model, but bohr's model is very basic

What scientists did Niel Bohr work with?

I'm doing a project about a scientist and mines Niel's Bohr and I've found out that he did his experiment alone. I think this would be a right answer because if he worked in a group it would be ________, _________, and Niel's Bohr discovered ________.

What did niels bohr conclude about electrons?

In 1913, Niels Bohr proposed a theory for the hydrogen atom based on quantum theory that energy is transferred only in certain well defined quantities. Electrons should move around the nucleus but only in prescribed orbits. When jumping from one orbit to another with lower energy, a light quantum is emitted.


Which experimental discovery led Niels Bohr to revise Rutherford's model of the atom?

Jj Thompson in 1904.................. Actually it was Ernest Rutherford who Disproved it in 1911. JJ thompson was the creator of the plum pudding theory

When did Niels Bohr formulate his atomic model?

Schrödinger's wave equation was based on the Heisenberg uncertainty principal that the position and velocity of a electron cannot be determined accurately (accuracy in one will sacrifice accuracy in another). Schrödinger's wave equation gave a wave function, which squared gave the probability cloud of electrons. Therefore, Schrödinger's contribution resulted in the electron cloud model of the atom.

What were the shortcomings of Bohr's model of the atom?

Rutherford stated that electrons orbits the nucleus. Thus if the electrons were orbiting the nucleus then they must be accelerating due to the centripetal force acting on it. This proved to be a flaw, due to Maxwell theory that electrons accelerating produces EMR which in turns would mean the electrons would loose energy and crash into the nucleus leading to a unstable atom. Which is not the case.

What did bohr discover that electrons did inside the atom?

In atomic physics, the Bohr model, devised by Niels Bohr, depicts the atom as a small, positively charged nucleus surrounded by electrons that travel in circular orbits around the nucleus-similar in structure to the solar system, but with electrostatic forces providing attraction, rather than gravity.

What element does niels bohr discover?

He suggested that electrons must be orbiting the nucleus in a certain fixed energy level or shells

He also thought that each electron has it's own level of energy, and rotates the Nucleus

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Jopika

What describes Bohr atomic model?

The nucleus contains protons and neutrons and is orbited by electrons. ( Apex 2021)

Did Aristotle receive any awards?

Although he never received any honors or awards in his time, Aristotle did achieve fame through recognition of being such a well known philosopher.

What did niel bohr do?

nies bohr created the theory of the atom. that all atom revolves around dog nucleus