an element X has mass number 35 and the number of neutrons is 18 identify the group number and period of x
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Element x is chlorine and group no is 17 and period no is 3rd
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mass is 35 so
mass no.= atomic no. + no. of neutrons
35=Z+18
Z=17
so its chlorine group no. is 17 as it is halogen and group no. is 3
mass no.= atomic no. + no. of neutrons
35=Z+18
Z=17
so its chlorine group no. is 17 as it is halogen and group no. is 3
himanshu324:
oops mistake sorry
group no. is 17 and period no. is 3
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