Without any improvement within 5 days, usually after that you should make an appointment with your dentist.
Answer:
Such a bond forms when the valence (outermost) electrons of one atom are transferred permanently to another atomThe atom that loses the electrons becomes a positively charged ion (cation), while the one that gains them becomes a negatively charged ion (anion). A brief treatment of ionic bonds follows.
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The three factors are temperature, moisture, and air pressure
