Write the formulas for substances formed by the elements of the 2nd period using all types of chemical bond. Record the formation schemes of substances with ion and covalent polar chemical bond.
1) NaCl 2) CL2 3) SO3 4) Na
1. Li2O – ionic, 2. Li, BE – metal, 3. LIF, CO2 – covalent polar, 4.N₂-covalent non-polar, 1) ion – Li + ⁅: ӧ⎕: ⁆2- Li⁺ 2) Covalent polar – Li: F⎕: ӧ: C: ӧ:
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