Question

valence electrons bond pairs lone pairs sigma bonds pi bonds electron pair geometry molecular shape polar or nonpolar Molecule Boron trifluoride, BFs Lewis Structure: valence electrons bond pairs lone pairs sigma bonds pi bonds electron pair geometry molecular shape polar or nonpolar Molecule Carbon dioxide, CO2 Lewis Structure valence electrons bond pairs lone pairs sigma bonds pi bonds electron pair geometry molecular shape polar or nonpolar lon Chlorate ion, CIOs Lewis Structure: valence electrons Ion Hydronium ion, HsO Lewis Structure: lone pairs sigma bonds pi bonds electron pair geometry molecular shape polar or nonpolar All equipment is put away, and the student bench is clean and dry. SIGN-OUT: TA Date CHEM1314-YEAR-2017-2018 12-9

Answer 1

Important points regarding the problem :

- If there is lone pair electrons on central atom then its electron geometry will be different from that of molecular geometry.

- If there is any charge on the molecule or the lone pair electrons on the central atom then the molecule is polar.

Levais strudtare BF bond poirs 3 one pairs O bondso F: Sigmo bonds 3 lanay molcoqlor igona C02 bd pair: 4, lone airso electon 1oomety lineor moleculor shape linear o n nor-Bolar mol ecule volence ele lone pair , si ma bond3 i band , electon geom C103 lar molecytc ramidol Volence cle 6, bond pair-3 Tetahedre 0-H i bond 0 ele 1 comely od bolar myed éyle