作业帮sophmore化学求救.
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sophmore化学求救.
Answer questions 22,26 (a-c),and 28 on page 246 in your textbook.
Answer questions 22,26 (a-c),and 28 on page 246 in your textbook.
22.VSEPR theory can tell the shape of the valence electron pairs(bonded pairs & lone pairs).This is closely connected to the shapes of molecules.
26.a.109°28' (tetrahedron)
b.106.6°
26.a.109°28' (tetrahedron)
b.106.6°