Exam (elaborations)
CHEM 231 Final Exam Questions And Answers Latest Update
- Course
- CHEM 231
- Institution
- University Of Illinois - Urbana-Champaign
CHEM 231 Final Exam Questions And Answers Latest Update
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Solution 2024/2025Pepper
CHEM 231 Final Exam Questions And Answers
Latest Update
K to C ANS✔✔ K-273.15
F to C ANS✔✔ (F-32)/1.8
nm to m ANS✔✔ 10^-9
Nitrate ion ANS✔✔ NO3 -1
Phosphate ion ANS✔✔ PO4 3-
Acetate ion ANS✔✔ C2H3O2 -1
Hydrogen Carbonate ion ANS✔✔ HCO3 -1
Ammonium ion ANS✔✔ NH4 +1
Sulfate ion ANS✔✔ SO4 -2
Hydroxide ion ANS✔✔ OH -1
, Solution 2024/2025
Pepper
Carbonate ion ANS✔✔ CO3 -2
Cyanide ion ANS✔✔ CN -1
Tetra ANS✔✔ 4
Penta ANS✔✔ 5
2 bonding pairs, 0 lone pair ANS✔✔ Electron geometry: linear
Molecular geometry: linear
Bond angle: 180
3 bonds, 0 lone pair ANS✔✔ Electron geometry: Trig. Planar
Molecular geometry: Trig. Planar
Bond angle: 120
3 bonding pairs, 1 lone pairs ANS✔✔ Electron geometry: Trig. Planar
Molecular geometry: Bent
Bond angle: 120
4 bonding pairs, 1 lone pairs ANS✔✔ Electron geometry: Tetrahedral
Molecular geometry: Trig. Pyramid
Bond angle: 109.5
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