Question

Write down the characteristics of the elements having atomic number 17.Electronic configuration ____________________________________Period number ____________________________________Group number ____________________________________Element family ____________________________________No. of valence electrons ____________________________________Valency ____________________________________Metal or non-metal ____________________________________

Answer 1

electronic configuration = 2,8,7

period = 3

group = 17

element family: halogen

no.of valence electrons = 1

metal 0r non metal = non metal

Answer 2

Answer:

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