An element X from group 2 of the periodic table reacts with Y from group 17 to form a compound.Give the formula of the compound.
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Answer:
there are many, to name a few, CaCl2, CaF2, MgCl2 etc
Explanation:
group 2 has alkaline earth metals and group 17 has halogens.
Calcium reacts with Chlroine to form Calcium Chloride.
X is Calcium and Y Chlroine
CaCl2 is the formula.
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