Two elements X and Y have atomic numbers 12 and 16 respectively. To which period of
the modern periodic table do these two elements belong? What type of bond will be
formed between them and why? Also give the chemical formula of the compound
formed.
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Answer:
They belong to the 3rd period.
Explanation:
X is
In group number 2 so has 2 valence electrons
AND Y is of group 16 so it has 2 valence electrons.
So it go's the compound XY
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