Element Y is in the same group as X, but in the period below X (1
e) Give the chemical name for the element Y.
f) Compare the ionisation energy of these two atoms-which would have the larger
value? Give a reason for your answer.
g) Give the chemical formula of the compound that is formed when elementy
combines with chlorine,
h) Draw the Lewis structure to show the formation of the bond that has occurred in
this compound
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