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Did Dalton model of the atoms include protons neutrons and electrons inside the atom?
no, because according to him an atom is a tiny indestructable sphere with mass on it.
Which part of Dalton's theory did Thomson's findings dispute?
The atom is the smallest known particle.
Did Dalton's model of the atom include protons?
no, because according to him an atom is a tiny indestructable sphere with mass on it.
What is a positive particle with a mass of 1 Dalton?
A proton is a positive particle with a mass of approximately 1 Dalton. It is found in the nucleus of an atom and carries a positive electric charge.
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.
Which item best represents thomsons mental image of an atom?
The plum pudding model best represents J.J. Thomson's mental image of an atom. In this model, electrons are embedded within a positively charged "pudding," similar to how seeds are embedded in a watermelon.
What item best represents Thomson's mental image of an atom?
A plum pudding model with negatively charged electrons embedded in a positively charged sphere.
What Dalton discover?
Dalton discovered the particles that make the atom and the atom itself
When did Dalton come up with the atom?
Dalton didn't discover the atom. Democritus did. Dalton, however was the first to use the word atom. which comes from the GGreek word atomos, meaning "cannot be split"
Which item best represents Thompsons mental image of an atom?
Thompson described his model as plum pudding. Since not many people even know what plum pudding is, i like to describe his model as a scoop of chocolate chip ice cream. Imagine the vanilla ice cream as the positive material and the chips as the negative material.
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.
Who formed the atomic theory model of the atom and was an English schoolteacher?
John Dalton
Dalton- contribution of atom?
he gave it food
When did john Dalton dicover the atom?
in 1803
When was atom is discovered?
The atom was discorvered by john dalton in the early 1800's
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.
How is Thomson's model of the atom different from Dalton's model of the atom?
Dalton described atoms as solid spheres. Thomson discovered the the atom also contained negatively charged particles called electrons distributed in such a way that the atom had no charge.
