Question

The electronic configuration of an element 'x' is 2.8.6.to which group and period of the modern periodic table does 'x'belong. state it's valency​

Answer 1

Answer:

the element 'X' is sulphur (2,8,6)                                                                                                               group: 3rd      period:16                                                                                                          Valency of sulphur is 2 as the outermost shell lacks 2 electrons to obtain the noble gas configuration.                          

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