atom theories

who said that nucleus also contains neutral particles

• Bohr

• Chadwick

• Bacquerrel

• rutherford

___________ proposed that matter is made of indivisible particles.

• Dalton

• JJ. Thomson

• Rutherford

• Bohr

________ proposed that electrons can only travel in fixed orbits

• dalton

• Thompson

• Rutherford

• Bohr

_________ found out that atom has negative charges called electrons.

• dalton

• thomson

• rutherford

• Bohr

_________ realised that the atom has a positive charge at the centre of it

• Dalton

• Thomson

• Rutherford

• Bohr

Who expressed the first idea that matter is made up of atoms

• Democritus

• Rutherford

• Thomson

• Chadwick

What does “atomos” mean

• invisible

• indivisible

• immincible

• inevitable

whose model is the "plum pudding model"?

• Dalton

• Thomson

• Rutherford

• Chadwick

whose model is the billiard ball model

• Bohr

• Ernst Rutherford

• Joseph thomson

• Dalton

who proposed the model of planetary atom model

• Ernst Rutherford

• Dalton

• Niels Bohr

• Joseph Thomson