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One or more calcium ions (Ca+2) combine with one or more chlorine ions (Cl-1). What is the resulting formula?

Question 8 options:



Ca2Cl2



CaCl2`



Ca2Cl



CaCl

Verified Answer :

Sebacool13

The formula is CaCl2 as you need two Cl ions in order to combine with one Ca ion in order to form a neutral compound i.e. You need to have the same amount of charges therefore  you have two Cl ions which have  -1 charges for one +2 Ca ion.
Hope this helps :).

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