Page 2 - 4.HOME ASSIGNMENT-(BOHR BURRY SCHEME,DISTRIBUTION OF ELECTRONS IN VARIOUS SHELLS)
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respectively. Find the number of protons, electrons and neutrons in it?
                       Write its electronic configuration.
            Q.4        The composition of nuclei of two atomic species X and Y are given           3
                       below-
                                               X                  Y
                       Protons          18              15
                       Neutrons        22             16
                                 a)  Find the mass number of X and Y and also the number
                                     of electrons.
                       Write the electronic configuration of X and Y
                                                                                        24
            Q.5        Draw the diagram to show the distribution of electrons in 12Mg  and         5
                         19
                       9F .





























































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