Note:
Beta particles deviate more than alpha particles showing that beta particles are lighter than alpha particles or vice versa. Gamma rays do not deviate as they are electromagnetic waves and hence have no charge..
The Proton
Since the atom is electrically neutral there had to be positively charged particles present in the atom to neutralize the negative charge of the electron..
Electrical Properties (Electrophoresis)
Colloidal particles of a sol either carry positive or negative charge. Sols in, which the colloidal particles carry positive charge are called positive sols. When colloidal particles carry negative charge, the sols are called negative sols..
Conclusion
Since all gases form cathode rays, it means that all atoms contain electrons. The cathode ray particles being negatively charged an electron is negatively charged..
Discovery of Protons
Production of anode rays - Since the atom is electrically neutral there must be positively charged particles present in the atom to neutralize the negative charges of the electrons. Goldstein experimentally proved the existence of protons in the ato..
Ionization
Ionization - 'The process of conversion of a neutral atom into charged ions to complete its octet is known as ionization.' In this process, the neutral atom loses or gains electrons. The particle that loses electrons gains positive charge equal to the number of electro..
Ionization - 'The process of conversion of a neutral atom into charged ions to complete its octet is known as ionization.' In this process, the neutral atom loses or gains electrons. The particle that loses electrons gains positive charge equal to the number of electro..Electrophoresis
The colloidal particles are electrically charged and they carry the same type of charge, that is, either the colloids are negatively charged or positively charged. The dispersion medium has an equal and opposite charge making the system n..
Heterolytic Fission
Heterolytic fission is unsymmetrical wherein one of the fragments takes both the electrons of the shared pair, leaving none on the other. This results into two charged particles as:..
Heterolytic fission is unsymmetrical wherein one of the fragments takes both the electrons of the shared pair, leaving none on the other. This results into two charged particles as:..Bohr's Model of an Atom
Rutherford's model had a major drawback. It could not explain why ultimately electrons did not fall into the nucleus by taking a spiral path. This was in concurrence with the electromagnetic theory that states 'if a charged particle undergoes accelerated motion then it must radi..
Rutherford's model had a major drawback. It could not explain why ultimately electrons did not fall into the nucleus by taking a spiral path. This was in concurrence with the electromagnetic theory that states 'if a charged particle undergoes accelerated motion then it must radi..Question 4
Question: a) Which atom contains only two fundamental particles? b) Which particle has constant charge to mass ratio for all matter? Answer: a) The hydrogen atom contains only two fundamental particles. b) Cathode ray particles i.e., ele..
Result
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