Which pair of elements is most likely to form an ionic bond?

a: hydrogen and helium
b: lithium and potassium
c: potassium and iodine
d: iron and zinc

According to the vsepr theory what is the shape of a molecule that has a central atom valence three other items with no lone pairs of electrons

For each of the following compounds, write the formula then predict whether it would be a strong, weak, or non-electrolyte when placed in di water. for the ionic compounds only, put (s) or (aq) after the forrmula formula strong, weak or non electrolyte? a calcium hydroxide b. silver carbonate c. lead(ii) sulfate d. phosphorus trifluoride e. sodium phosphide f barium sulfate g. strontium acetate h. zinc nitrate

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