QQuestionChemistry
QuestionChemistry
What is the molecular geometry of SCl^2?
A. Bent
B. Linear
C. Tetrahedral
D. Trigonal pyramidal
E. Not enough information
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Answer
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Step 1:I'll solve this step by step using VSEPR theory to determine the molecular geometry of SCl^2.
Step 2:: Determine the central atom
- The central atom is sulfur (S)
Step 3:: Count valence electrons
- Total valence electrons: $$6 + 14 = 20$$ electrons
- Sulfur: 6 valence electrons - Chlorine (2 atoms): 2 × 7 = 14 valence electrons
Step 4:: Draw the Lewis structure
- Sulfur will form single bonds with two chlorine atoms - Remaining electrons will be lone pairs on sulfur - Electron arrangement: 2 single bonds + 1 lone pair on sulfur
Step 5:: Apply VSEPR theory
- Electron domain geometry: Trigonal pyramidal - Molecular geometry: Bent - Lone pair causes slight deviation from tetrahedral angle
Step 6:: Analyze electron domains
- 3 total electron domains (2 bonding, 1 non-bonding) - Characteristic of trigonal pyramidal electron geometry
Final Answer
Bent The molecular geometry of SCl^2 is bent due to the lone pair on sulfur causing deviation from a perfect tetrahedral structure.
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