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1. Rutherford’s model of an atom could not explain its stability. This was overcome by another atomic model. The postulates of the new model of the atom are
(i). An atom consists of a positively charged sphere and the electrons are embedded in it.
(ii). Only discrete orbits of electrons are allowed inside the atom.
(iii). While revolving in orbits, electrons do not radiate.
(i). An atom consists of a positively charged sphere and the electrons are embedded in it.
(ii). Only discrete orbits of electrons are allowed inside the atom.
(iii). While revolving in orbits, electrons do not radiate.
2. “All matter is made up of very small particles which cannot be further broke down. These particles are called atoms''. This statements is one of the assumptions of __________
Answer variants:
Rutherford’s nuclear theory
(ii) and (iii)
(i) and (ii)
Dalton’s atomic theory
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