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Element X forms a chloride with the formula XCl2 which is a solid with a high melting point. would most likely to be in the same group of the periodic table as
  • a)
    Al
  • b)
    Si
  • c)
    Mg
  • d)
    Na
Correct answer is option 'C'. Can you explain this answer?
Verified Answer
ElementXforms a chloride with the formulaXCl2 which is a solid with a ...
Because Mg has the valency 2, and valency in a group remains the same...Also, when it combines with Clorine (having valency 1)..it forms MgCl2
- Na has valency 1
- Al has valency 3
- Si has valency 4
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Most Upvoted Answer
ElementXforms a chloride with the formulaXCl2 which is a solid with a ...
This is because Mg has a valency of +2 and would easily give its two electrons to complete its outermost electronic configuration. 
So, it combines with chlorine to form XCl2
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Community Answer
ElementXforms a chloride with the formulaXCl2 which is a solid with a ...
Only mg has 2 as a valency to form mgcl2.so, correct answer is c.
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ElementXforms a chloride with the formulaXCl2 which is a solid with a high melting point.Xwould most likely to be in the same group of the periodic table asa)Alb)Sic)Mgd)NaCorrect answer is option 'C'. Can you explain this answer?
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