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Question 2 : Give reasons:- (i) Mass of an atom excludes mass of an electron.(ii) Nucleus of an atom is charged. |
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Answer» TE !!!HOPE THIS HELPS YOU...(i) Mass of the atom excludes mass of ELECTRON since electron has very small mass I.e, me = 9.1 × 10^(-31) kg .It is in terms of 10^(-31) which is very NEGLIGIBLE.(ii) Nucleus CONSISTS of Proton and NEUTRONS which are positively and neutrally CHARGED respectively ,but Nucleus does not constitute of electron hence it is positively charged.THANK YOU FOR THE WONDERFUL QUESTION...#bebrainly |
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