Question

Calcium (Ca) is in the second column of the periodic table and is classified as an alkaline earth metal.



Which of the following formulas shows the ratio of a compound formed from calcium and iodine (I)?

A.
CaI3

B.
Ca2I

C.
CaI2

D.
CaI

Answer 1

Answer:

Answer is C. Cal2

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Answer 2

Answer:

CaI2

is the correct answer

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