SOLVED1584

1. Why is salt, NaCl , relatively harmless even though the elements that compose it, sodium and chlorine, are toxic? 2. Explain ionic bonding according to Lewis theory. 3. Explain covalent bonding according to Lewis theory. 4. Draw electron dot structures for the following elements: Na , Al , P , Cl , and Ar . Which are most chemically reactive? Which are least chemically reactive? 5. Why are the shapes of molecules important? 6. Describe a polar covalent bond. 7. Draw Lewis structures for each of the following elements. Which element is most chemically stable? a. C b. Ne c. Ca d. F 8. Draw a Lewis structure for each of the following ionic compounds: a. KI b. CaBR2 c. K2S d. MgS e. Draw a Lewis structure for each molecular compound: i. I2 ii. NF3 iii. PCI3 iv. SCI2 f. Determine whether each compound is ionic or molecular and draw an appropriate Lewis structure: i. MgS ii. PI3 iii. SrCI2 iv. CHCIO (carbon is the central atom)
SCIENCE
HEALTH SCIENCE
NURSING
NURSING CHEM101

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