Question

Use the letters only written in the Periodic Table below to answer the questions.
(i)What is the valency of T?
(ii) Identify the noble gas in period 2
(iii) Identify the most electropositive element.
(iv) Write the electronic configuration of Y.
(v) Identify the most electronegative element.
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Answer 1

Answer:

1)2

2)W

4)2,8,6

Explanation:

Answer 2

(1) the noble gas is helium , (2) the electropositive element is caesium (4) the electronegative element is fluorine