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Who came up with the atom theory?
John Dalton
Who came up with the proton model of the atom?
John Dalton
What Dalton discover?
Dalton discovered the particles that make the atom and the atom itself
Who proposed that all atoms cannot be divided or destroyed and that atoms of the same element are exactly the same?
Dalton. Dalton's atomic theory stated that atoms are indivisible and indestructible and unchangeable.
Who came up with the 4-part atomic theory in 1805?
The first person to develop the first model of the atom in 1803 was John Dalton.
Did Dalton come up with radium and polonium?
Any link between Dalton and polonium&radium.
Was niels bohr the first to come up with the atom?
No. Ancient Greek philosophers postulated the existence of atoms.In 1803, John Dalton proposed an atom to explain chemical reactions that had been observed by scientists since the 1800's.
When did Dalton come up with his atomic theory?
John Dalton worked in the first years of the 19th century.
Where did john Dalton find the atom?
john dalton didnt find the atom democrites did... john dalton was reading and found the word atomos in a journal and decided he would change the name to atom meaning undivisible.
How did J J Thomson discovery change Dalton's theory?
J.J. Thomson's discovery of the electron showed that atoms were not indivisible as Dalton thought, but were made up of smaller subatomic particles. This led to the development of the plum pudding model of the atom, which replaced Dalton's solid indivisible atom theory.
Who formed the atomic theory model of the atom and was an English schoolteacher?
John Dalton
The scientist who thought the atom was hard solid ball was?
The scientist who first proposed the idea of the atom as a hard solid ball was John Dalton in the early 19th century. Dalton's atomic theory described atoms as tiny, indivisible particles that made up all matter.
