Potassium reacts with iodine to form potassium iodide.
Which statement about potassium iodide is correct?
1 )
Each potassium atom shares a pair of electrons with an iodine atom.
In potassium iodide, the particles of potassium have more protons than electrons.
3 )
Potassium iodide has a high melting point because it is a covalent compound.
4 )
Potassium iodide has a low melting point because it is an ionic compound.
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