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ChemistryChemistry
3 March, 16:16

What do the following have in common: MgCl2, AlF3, CaI2, KCl

Choose all that apply.

They are nonpolar in nature.

They are salts.

They are all ionic compounds.

They are all molecular compounds.

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Answers (2)
  1. 3 March, 18:46
    0
    They are salts, ionic compounds

    Explanation:

    To know if they are covalent or ionic we need to check their difference in electronegativity. As an example mgcl2, mg has electronegativity of 1.2 and cl 3 so 3-1.2=1.8 which is bigger than 1.7 means it's ionic therefore they are salts
  2. 3 March, 19:32
    0
    They are salts and are all ionic compounds because in the formula one of the element has to have a positive and the other a negative charge.
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Home » Chemistry » What do the following have in common: MgCl2, AlF3, CaI2, KCl Choose all that apply. They are nonpolar in nature. They are salts. They are all ionic compounds. They are all molecular compounds.
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