6. Which ion is written first in an ionic compound? Second?
7. When are parentheses used in ionic compound formulas?
8. What type of bond is between :Jodium and chlorine in sodium chloride
(NaCl)?
9. What type of bond is between carbon and oxygen in carbon monoxide
(CO)?
Answers: 2
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6. Which ion is written first in an ionic compound? Second?
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