Chemistry The fundamental particles present in the nucleus of an atom are Electron, proton Neutron, positron Proton, neutron Neutron, electron Electron, proton Neutron, positron Proton, neutron Neutron, electron ANSWER DOWNLOAD EXAMIANS APP
Chemistry J.J. Thomson’s proposed model of atom is generally called ________ model. Cream and cake Plum and cake Cream and pudding Plum and pudding Cream and cake Plum and cake Cream and pudding Plum and pudding ANSWER DOWNLOAD EXAMIANS APP
Chemistry What particles move around the nucleus of an atom and are negatively charged? Positrons Electrons Neutrons Protons Positrons Electrons Neutrons Protons ANSWER DOWNLOAD EXAMIANS APP
Chemistry Atoms having the same number of protons but different number of neutrons are called : Anions Cations Higgs-boson Isotopes Anions Cations Higgs-boson Isotopes ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chemical properties of isotopes Need not be same Must be different Need not be different Must be same Need not be same Must be different Need not be different Must be same ANSWER DOWNLOAD EXAMIANS APP
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