Unit 7 Lab Worksheet1.docx - Lewis Structures EXERCISE 1...

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EXERCISE 1 For each of the following molecules, draw the Lewis structure (with any resonance structures, if applicable), indicate the formal charges (if any), the molecular shapes and bond angles, and indicate the molecular polarity.MolecularformulaTotalnumberof valenceelectronsandmolecularpolarityMolecularshape andbond angleLewis Structure (include any resonance structures) andformal charges, if anySilicontetrabromideSiBr432; non-polarTetrahedral;109.5°See attachmentwaterH2O8; polarBent;<109.5°See attachmentPhosphateionPO43-32; polarTetrahedral;109.5°See attachmentAmmoniaNH38; polarTrigonalpyramidal;

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