An element 'X' belongs to 3rd period and group 16 of the Modern Periodic Table
(a) Determine the number of valence electrons and the valency of X.
(b) write the molecular formula of the compound when X Reacts with hydrogen and write its electron
dot structure.
(c) Name the element X' and state whether it is metallic or non-metallic.
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Element is Sulphur
(a) valence electrons are 6 and valence shell is 3
(b) Sulphur hydroxide
(c) Sulphur. it's a non metal
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