question archive Determine whether the following pairs of elements can form ionic compounds
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Determine whether the following pairs of elements can form ionic compounds. (Ionic or Not Ionic)
1- iron and cholrine
2- oxygen and magnesium
3- fluorine and sodium
4- potassium and sulfur
5- nitrogen and iodine
6- lithium and calcuim
1- iron and cholrine
ionic
2- oxygen and magnesium
ionic
3- fluorine and sodium
ionic
4- potassium and sulfur
ionic
5- nitrogen and iodine
not ionic
6- lithium and calcuim
not ionic
note:
metal-nonmetal forms ionic bonds
nonometal-nonmetal forms covalent bonds such as 5.
metal-metal forms metal bonds such as 6.