VSEPR Theory: AX2, AX3 and AX4 Questions

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Across
  1. 5. Molecular Geometry for Carbon Dioxide (CO2)
  2. 6. Molecular Geometry for AX3E
  3. 7. Molecular Geometry for Boron Trifluoride (BF3)
Down
  1. 1. Denoted as A in the AXE notation
  2. 2. Molecular Geometry for Sulphur Dioxide (SO2)
  3. 3. Denoted as X in the AXE notation
  4. 4. Electron-Group Geometry for AX4