Dalton’s also began studying atomic weights based on the mass ratios in which they combined, with the hydrogen atom taken as the standard. However, Dalton was limited by the crudity of his laboratory instruments and the fact that he did not conceive that the atoms of certain elements exist ...
What Is Atom ? (परमाणु क्या है?)|Dalton's Atomic Theory (डाल्टन का परमाणु सिद्धांत)|Drawbacks Of Dalton Atomic Theory (डाल्टन पर
To determine the accuracy of an atomic model, scientists compare the spectrum that the model predicts for an element with the actual spectrum that the element emits. If every element’s (or at least a substantial number) spectrum is exactly replicated by its model, the checkbox is marked corre...
John Dalton, an English scientist and teacher, developed the Atomic Theory. Dalton's atomic theory was the first complete attempt to describe all matter in terms of atoms and their properties. Hisfivemain postulates are- 1.Element is made of tiny particles called atoms 2.All atoms of a given...