Chemistry worksheet focusing on Lewis structures and molecular geometry for various molecules.

Worksheet for drawing Lewis structures and molecular geometry of molecules including H₂O, SO₃, HCN, SiCl₄, and CO₃²⁻.

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- H₂O: Lewis Structure - O central atom with two single bonds to H atoms and two lone pairs; Molecular Structure - Bent; Molecular Geometry - Bent
- SO₃: Lewis Structure - S central atom with three double bonds to O atoms (resonance structures); Molecular Structure - Trigonal planar; Molecular Geometry - Trigonal planar
- HCN: Lewis Structure - H-C≡N with one lone pair on N; Molecular Structure - Linear; Molecular Geometry - Linear
- SiCl₄: Lewis Structure - Si central atom with four single bonds to Cl atoms and no lone pairs; Molecular Structure - Tetrahedral; Molecular Geometry - Tetrahedral
- CO₃²⁻: Lewis Structure - C central atom with one double bond and two single bonds to O atoms (resonance), each single-bonded O has three lone pairs and a negative charge; Molecular Structure - Trigonal planar; Molecular Geometry - Trigonal planar

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