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What did William Crookes use to test John Dalton's theory?

William Crookes used a cathode ray tube to test John Dalton's theory of the existence of atoms. By observing the behavior of cathode rays in the tube, Crookes provided evidence supporting the idea of discrete, indivisible particles.


What do we call the experimental apparatus that William crookes used in his experiments?

William Crookes used a device called a Crookes tube in his experiments. This was a sealed glass tube that contained rarefied gas and electrodes for producing cathode rays. The Crookes tube was instrumental in the discovery of cathode rays and contributed to the development of early atomic theory.


Sir William crooks and the atomic theory?

Sir William Crookes was a British chemist and physicist who made significant contributions to the field of atomic theory. He is best known for his work on cathode rays, which eventually led to the discovery of the electron. Crookes' experiments with cathode rays provided crucial evidence for the existence of subatomic particles and helped lay the foundation for modern atomic theory.


Who was J.J. Thomson's theory compared to?

It is compared to William crookes


How does Daltons atomic theory explain the law of definite proportions?

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Why was daltons model of the atom changed after Thompson experiment?

John Dalton's atomic theory indicated that atoms were indivisible spheres. When JJ Thomson did his work with cathode ray tubes, he discovered that atoms contain electrons, which meant that the atom is not indivisible, that there are smaller particles within


Why scientists accepted daltons atomic theory but not the idea of an atom proposed by the Greek philosopher?

the Greek Philosophers did not test their theory.


What part of daltons theory was modified after discovery of isotopes?

Atoms may not be changed into other atoms.


What part of daltons theory was modified after the discovery of isotope?

Atoms may not be changed into other atoms.


Which tenet of Daltons atomic theory did Thomson disprove?

Atoms cannot be divided into smaller particles.


What did daltons theory say about protons and electrons?

Nothing,Dolton did not know about Protons,neutrons and electrons


The fundamental particle of a chemical element according to Daltons theory is?

The atom. Considered by Dalton to be indivisible and indestructible.