CBSE Class 9 Answered
Julie was not able to understand the atomic models taught in class. When she came back home, her mother served her a pudding cake filled with dry fruits and as soon as she saw the cake, she understood one of the atomic models of atom.
(i) Which model is understood by Julie?
(ii) What are the features of this model?
Asked by Topperlearning User | 13 May, 2014, 03:02: PM
Expert Answer
(i) Julie understood the Thomson's model of atom after looking at the pudding cake.
(ii) Features of the Thomson's model are:
(a) An atom consists of a positively charged sphere and the electrons are embedded in it.
(b) The negative and positive charges are equal in magnitude. So, the atom as a whole is electrically neutral.
Answered by | 13 May, 2014, 05:02: PM
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