an element x from group 2 of the periodic table reacts with y from 17 to form a compound. give the formula of the compound
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Answered by
1
Answer:
there are many more elements in group you have to justify a specific element which you asked if we take any example then,
Ca+Cl2---------->CaCl2
Answered by
1
Answer:
XY2
Explanation:
group 2 elements have +2 valency
group 17 elements have -1 valency
therefore X belongs to group 2 and Y belong to group 17
XY2
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