Determine the electron geometry (eg)and molecular geometry (mg)of the underlined atom H₂CO. A) eg = tetrahedral, mg = tetrahedral B) eg = trigonal planar, eg = trigonal planar C) eg = tetrahedral, mg = trigonal pyramidal D) eg = trigonal bipyramidal, mg = trigonal pyramidal E) eg = octahedral, mg = trigonal planar

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The central carbon atom in formaldehyde (H2CO) is bonded to two hydrogen atoms and one oxygen atom, with no lone pairs, resulting in a trigonal planar electron and molecular geometry.

Determine the Electron Geometry (Eg)and Molecular Geometry (Mg)of the Underlined